{"id":12981,"date":"2022-01-05T07:54:01","date_gmt":"2022-01-05T07:54:01","guid":{"rendered":"https:\/\/duct.harsle.com\/?page_id=12981"},"modified":"2026-03-01T11:14:37","modified_gmt":"2026-03-01T11:14:37","slug":"products","status":"publish","type":"page","link":"https:\/\/duct.harsle.com\/vi\/products\/","title":{"rendered":"C\u00e1c s\u1ea3n ph\u1ea9m"},"content":{"rendered":"\n<!-- HARSLE Duct Products Page \u2014 WordPress Custom HTML Block -->\n<link rel=\"stylesheet\" href=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/font-awesome\/6.5.1\/css\/all.min.css\">\n\n<style>\n\/* \u2500\u2500 Namespace: .hp-duct \u2014 isolates from WordPress theme styles \u2500\u2500 *\/\n\n.hp-duct {\n  font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif !important;\n  line-height: 1.6 !important;\n  color: #0f172a !important;\n  \/* Pull component flush to WP header by eating parent padding *\/\n  margin-top: -60px !important;\n  padding-top: 0 !important;\n  --hp-brand:    #0a6ebd;\n  --hp-brand-dk: #074f8a;\n  --hp-brand-lt: #eaf3fc;\n  --hp-text:     #0f172a;\n  --hp-muted:    #64748b;\n  --hp-bg:       #f0f4f8;\n  --hp-card:     #ffffff;\n  --hp-border:   #dde4ee;\n  --hp-radius:   14px;\n  --hp-shadow:   0 1px 3px rgba(0,0,0,0.05), 0 6px 24px rgba(0,0,0,0.06);\n  --hp-shadow-h: 0 4px 8px rgba(0,0,0,0.06), 0 16px 48px rgba(10,110,189,0.13);\n}\n\n\/* Box model reset scoped inside *\/\n.hp-duct *, .hp-duct *::before, .hp-duct *::after {\n  box-sizing: border-box !important;\n  margin: 0 !important;\n  padding: 0 !important;\n}\n\n\/* Reset WP theme interference on common elements *\/\n.hp-duct h1, .hp-duct h2, .hp-duct h3,\n.hp-duct p, .hp-duct ul, .hp-duct li,\n.hp-duct strong, .hp-duct em, .hp-duct span {\n  color: inherit !important;\n  font-style: normal !important;\n  font-weight: inherit !important;\n  line-height: inherit !important;\n  border: none !important;\n  background: none !important;\n  padding: 0 !important;\n  margin: 0 !important;\n}\n.hp-duct a {\n  text-decoration: none !important;\n  color: inherit !important;\n}\n.hp-duct img {\n  max-width: 100% !important;\n  height: auto !important;\n  border: none !important;\n  box-shadow: none !important;\n  border-radius: 0 !important;\n}\n\n\/* \u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\n   HERO \u2014 full-width breakout for WP\n\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501 *\/\n.hp-hero {\n  position: relative !important;\n  overflow: hidden !important;\n  width: 100vw !important;\n  margin-left: calc(50% - 50vw) !important;\n  margin-right: calc(50% - 50vw) !important;\n  background: linear-gradient(135deg, #071628 0%, #0a4888 52%, #0a6ebd 100%) !important;\n  color: #fff !important;\n  padding: 72px 24px 0 !important;\n}\n.hp-hero::before {\n  content: '' !important;\n  position: absolute !important;\n  inset: 0 !important;\n  background:\n    radial-gradient(ellipse 60% 80% at 80% 40%, rgba(100,180,255,0.12) 0%, transparent 60%),\n    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(0,80,160,0.3) 0%, transparent 55%) !important;\n  pointer-events: none !important;\n}\n\n.hp-hero-inner {\n  position: relative !important;\n  max-width: 1100px !important;\n  margin: 0 auto !important;\n  display: grid !important;\n  grid-template-columns: 1fr 400px !important;\n  gap: 48px !important;\n  align-items: end !important;\n}\n\n.hp-hero-text {\n  padding-bottom: 56px !important;\n}\n\n.hp-eyebrow {\n  display: inline-flex !important;\n  align-items: center !important;\n  gap: 10px !important;\n  font-size: 11px !important;\n  font-weight: 700 !important;\n  letter-spacing: 0.2em !important;\n  text-transform: uppercase !important;\n  color: rgba(255,255,255,0.55) !important;\n  margin-bottom: 18px !important;\n}\n.hp-eyebrow i { font-size: 10px !important; color: rgba(255,255,255,0.4) !important; }\n\n.hp-hero h1 {\n  font-size: clamp(32px, 5vw, 52px) !important;\n  font-weight: 900 !important;\n  letter-spacing: -0.03em !important;\n  line-height: 1.1 !important;\n  margin-bottom: 20px !important;\n  color: #ffffff !important;\n}\n.hp-hero h1 .hp-muted-text {\n  color: rgba(255,255,255,0.5) !important;\n  font-weight: 900 !important;\n}\n\n.hp-hero-desc {\n  font-size: 16px !important;\n  color: rgba(255,255,255,0.68) !important;\n  line-height: 1.75 !important;\n  max-width: 500px !important;\n  margin-bottom: 36px !important;\n}\n\n.hp-hero-actions {\n  display: flex !important;\n  gap: 12px !important;\n  flex-wrap: wrap !important;\n  align-items: center !important;\n  margin-bottom: 48px !important;\n}\n\n.hp-btn {\n  display: inline-flex !important;\n  align-items: center !important;\n  gap: 8px !important;\n  padding: 12px 26px !important;\n  border-radius: 8px !important;\n  font-size: 14px !important;\n  font-weight: 600 !important;\n  text-decoration: none !important;\n  transition: all 0.2s !important;\n  cursor: pointer !important;\n  white-space: nowrap !important;\n}\n.hp-btn-primary {\n  background: #ffffff !important;\n}\n\/* Higher specificity to beat .hp-duct a { color: inherit } *\/\n.hp-duct a.hp-btn-primary,\n.hp-duct a.hp-btn-primary:visited,\n.hp-duct a.hp-btn-primary:link {\n  color: #0a6ebd !important;\n  background: #ffffff !important;\n}\n.hp-duct a.hp-btn-primary:hover {\n  background: #e8f3fc !important;\n  color: #084f8a !important;\n  transform: translateY(-1px) !important;\n}\n.hp-btn-ghost {\n  background: rgba(255,255,255,0.1) !important;\n  color: rgba(255,255,255,0.9) !important;\n  border: 1px solid rgba(255,255,255,0.2) !important;\n}\n.hp-btn-ghost:hover {\n  background: rgba(255,255,255,0.18) !important;\n  color: #fff !important;\n  border-color: rgba(255,255,255,0.35) !important;\n}\n\n.hp-hero-stats {\n  display: flex !important;\n  gap: 32px !important;\n  padding: 20px 0 !important;\n  border-top: 1px solid rgba(255,255,255,0.1) !important;\n  flex-wrap: wrap !important;\n}\n.hp-hero-stat strong {\n  display: block !important;\n  font-size: 26px !important;\n  font-weight: 800 !important;\n  letter-spacing: -0.02em !important;\n  color: #ffffff !important;\n  line-height: 1.1 !important;\n}\n.hp-hero-stat span {\n  font-size: 12px !important;\n  color: rgba(255,255,255,0.5) !important;\n}\n\n\/* Right card panel *\/\n.hp-hero-visual { align-self: end !important; }\n.hp-card-stack {\n  display: flex !important;\n  flex-direction: column !important;\n  gap: 10px !important;\n}\n.hp-mini-card {\n  background: rgba(255,255,255,0.07) !important;\n  border: 1px solid rgba(255,255,255,0.12) !important;\n  border-radius: 10px !important;\n  padding: 14px 18px !important;\n  display: flex !important;\n  align-items: center !important;\n  gap: 14px !important;\n  backdrop-filter: blur(8px) !important;\n  transition: background 0.2s !important;\n}\n.hp-mini-card:hover { background: rgba(255,255,255,0.13) !important; }\n.hp-mini-icon {\n  width: 38px !important;\n  height: 38px !important;\n  min-width: 38px !important;\n  border-radius: 8px !important;\n  background: rgba(255,255,255,0.12) !important;\n  display: flex !important;\n  align-items: center !important;\n  justify-content: center !important;\n  font-size: 16px !important;\n  color: rgba(255,255,255,0.85) !important;\n}\n.hp-mini-text strong {\n  display: block !important;\n  font-size: 13px !important;\n  font-weight: 700 !important;\n  color: #ffffff !important;\n  line-height: 1.3 !important;\n}\n.hp-mini-text span {\n  font-size: 11.5px !important;\n  color: rgba(255,255,255,0.5) !important;\n}\n\n\/* Wave *\/\n.hp-wave {\n  display: block !important;\n  width: 100% !important;\n  height: 52px !important;\n  margin-top: 40px !important;\n}\n\n\/* \u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\n   PRODUCTS SECTION \u2014 full-width bg\n\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501 *\/\n.hp-bg {\n  width: 100vw !important;\n  margin-left: calc(50% - 50vw) !important;\n  margin-right: calc(50% - 50vw) !important;\n  background: #f0f4f8 !important;\n}\n\n.hp-main {\n  max-width: 1100px !important;\n  margin: 0 auto !important;\n  padding: 52px 24px 72px !important;\n}\n\n\/* Section head *\/\n.hp-section-head {\n  display: flex !important;\n  align-items: center !important;\n  gap: 16px !important;\n  margin-bottom: 36px !important;\n}\n.hp-section-head-text { flex: 1 !important; }\n.hp-overline {\n  font-size: 11px !important;\n  font-weight: 700 !important;\n  letter-spacing: 0.18em !important;\n  text-transform: uppercase !important;\n  color: var(--hp-brand) !important;\n  display: flex !important;\n  align-items: center !important;\n  gap: 8px !important;\n  margin-bottom: 6px !important;\n}\n.hp-overline::after {\n  content: '' !important;\n  display: block !important;\n  width: 28px !important;\n  height: 2px !important;\n  background: var(--hp-brand) !important;\n  border-radius: 2px !important;\n}\n.hp-section-head h2 {\n  font-size: 22px !important;\n  font-weight: 800 !important;\n  letter-spacing: -0.02em !important;\n  color: var(--hp-text) !important;\n  line-height: 1.2 !important;\n}\n.hp-count {\n  font-size: 13px !important;\n  color: var(--hp-muted) !important;\n  white-space: nowrap !important;\n  background: var(--hp-card) !important;\n  border: 1px solid var(--hp-border) !important;\n  padding: 6px 14px !important;\n  border-radius: 20px !important;\n}\n\n\/* \u2500\u2500 Product list \u2500\u2500 *\/\n.hp-list {\n  display: flex !important;\n  flex-direction: column !important;\n  gap: 20px !important;\n}\n\n\/* \u2500\u2500 Row card \u2500\u2500 *\/\n.hp-row {\n  background: var(--hp-card) !important;\n  border: 1px solid var(--hp-border) !important;\n  border-radius: var(--hp-radius) !important;\n  box-shadow: var(--hp-shadow) !important;\n  display: grid !important;\n  grid-template-columns: 40% 1fr !important;\n  overflow: hidden !important;\n  transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease !important;\n}\n.hp-row:hover {\n  box-shadow: var(--hp-shadow-h) !important;\n  transform: translateY(-3px) !important;\n  border-color: rgba(10,110,189,0.2) !important;\n}\n\n\/* Image \u2014 desktop: fills full card height, no aspect-ratio override *\/\n.hp-row-img {\n  position: relative !important;\n  overflow: hidden !important;\n  background: #e4edf7 !important;\n  align-self: stretch !important;\n}\n.hp-row-img img {\n  width: 100% !important;\n  height: 100% !important;\n  object-fit: cover !important;\n  object-position: center !important;\n  display: block !important;\n  transition: transform 0.45s ease !important;\n  border-radius: 0 !important;\n  box-shadow: none !important;\n  padding: 0 !important;\n}\n.hp-row:hover .hp-row-img img { transform: scale(1.04) !important; }\n\n\/* Content *\/\n.hp-row-body {\n  padding: 28px 36px 28px 32px !important;\n  display: flex !important;\n  flex-direction: column !important;\n  gap: 0 !important;\n  border-left: 1px solid var(--hp-border) !important;\n  min-height: 260px !important;\n}\n\n\/* Tags *\/\n.hp-tags {\n  display: flex !important;\n  flex-wrap: wrap !important;\n  gap: 6px !important;\n  margin-bottom: 14px !important;\n}\n.hp-tag {\n  font-size: 11px !important;\n  font-weight: 600 !important;\n  letter-spacing: 0.03em !important;\n  padding: 3px 10px !important;\n  border-radius: 20px !important;\n  display: inline-block !important;\n}\n.hp-tag-blue {\n  background: var(--hp-brand-lt) !important;\n  color: var(--hp-brand) !important;\n  border: 1px solid rgba(10,110,189,0.18) !important;\n}\n.hp-tag-gray {\n  background: #f1f5f9 !important;\n  color: #5a6a82 !important;\n  border: 1px solid #dde4ee !important;\n}\n\n\/* Title *\/\n.hp-row-title {\n  font-size: 22px !important;\n  font-weight: 800 !important;\n  color: #0a1628 !important;\n  letter-spacing: -0.025em !important;\n  line-height: 1.25 !important;\n  padding-left: 12px !important;\n  border-left: 3px solid var(--hp-brand) !important;\n  margin-bottom: 14px !important;\n}\n\n\/* Desc \u2014 flex: 1 pushes footer to bottom, balancing image height *\/\n.hp-row-desc {\n  font-size: 14px !important;\n  color: var(--hp-muted) !important;\n  line-height: 1.8 !important;\n  flex: 1 !important;\n  margin-bottom: 16px !important;\n}\n\n\/* Feature pills *\/\n.hp-pills {\n  display: flex !important;\n  flex-wrap: wrap !important;\n  gap: 7px !important;\n  margin-bottom: 16px !important;\n}\n.hp-pill {\n  display: inline-flex !important;\n  align-items: center !important;\n  gap: 5px !important;\n  font-size: 12px !important;\n  font-weight: 500 !important;\n  color: #334155 !important;\n  background: #f8fafc !important;\n  border: 1px solid #e2e8f0 !important;\n  padding: 5px 12px !important;\n  border-radius: 20px !important;\n}\n.hp-pill i { color: var(--hp-brand) !important; font-size: 10px !important; }\n\n\/* Row footer \u2014 sits at bottom of flex column *\/\n.hp-row-foot {\n  display: flex !important;\n  align-items: center !important;\n  gap: 10px !important;\n  padding-top: 16px !important;\n  border-top: 1px solid #edf2f7 !important;\n  flex-wrap: wrap !important;\n  margin-top: auto !important;\n}\n\n\/* Primary \u2014 \"Read More\" button *\/\n.hp-read-btn {\n  display: inline-flex !important;\n  align-items: center !important;\n  gap: 7px !important;\n  padding: 9px 20px !important;\n  background: var(--hp-brand) !important;\n  color: #fff !important;\n  font-size: 13px !important;\n  font-weight: 600 !important;\n  text-decoration: none !important;\n  border-radius: 7px !important;\n  letter-spacing: 0.01em !important;\n  box-shadow: 0 2px 8px rgba(10,110,189,0.25) !important;\n  transition: background 0.2s, box-shadow 0.2s, gap 0.2s, transform 0.15s !important;\n  white-space: nowrap !important;\n}\n.hp-duct a.hp-read-btn,\n.hp-duct a.hp-read-btn:visited,\n.hp-duct a.hp-read-btn:link {\n  color: #ffffff !important;\n  background: #0a6ebd !important;\n}\n.hp-duct a.hp-read-btn:hover {\n  background: #074f8a !important;\n  color: #fff !important;\n  gap: 11px !important;\n  box-shadow: 0 4px 16px rgba(10,110,189,0.35) !important;\n  transform: translateY(-1px) !important;\n}\n.hp-read-btn i { font-size: 10px !important; }\n\n\/* Secondary \u2014 \"Request a Quote\" button *\/\n.hp-quote-link {\n  display: inline-flex !important;\n  align-items: center !important;\n  gap: 6px !important;\n  padding: 9px 18px !important;\n  font-size: 13px !important;\n  font-weight: 600 !important;\n  color: #475569 !important;\n  background: #f1f5f9 !important;\n  border: 1px solid #cbd5e1 !important;\n  border-radius: 7px !important;\n  text-decoration: none !important;\n  letter-spacing: 0.01em !important;\n  transition: all 0.2s !important;\n  white-space: nowrap !important;\n}\n.hp-duct a.hp-quote-link,\n.hp-duct a.hp-quote-link:visited,\n.hp-duct a.hp-quote-link:link {\n  color: #475569 !important;\n  background: #f1f5f9 !important;\n}\n.hp-duct a.hp-quote-link:hover {\n  background: #e2e8f0 !important;\n  border-color: #94a3b8 !important;\n  color: #1e293b !important;\n}\n.hp-quote-link i { font-size: 11px !important; color: #64748b !important; }\n\n\/* \u2500\u2500 Responsive \u2500\u2500 *\/\n@media (max-width: 960px) {\n  .hp-hero-inner { grid-template-columns: 1fr !important; gap: 0 !important; }\n  .hp-hero-text { padding-bottom: 40px !important; }\n  .hp-hero-visual { display: none !important; }\n}\n@media (max-width: 860px) {\n  .hp-row { grid-template-columns: 1fr !important; }\n  .hp-row-img { aspect-ratio: 16 \/ 9 !important; }\n  .hp-row-body { border-left: none !important; border-top: 1px solid var(--hp-border) !important; padding: 22px 24px !important; }\n}\n@media (max-width: 600px) {\n  .hp-hero { padding: 52px 20px 0 !important; }\n  .hp-hero-stats { gap: 20px !important; }\n  .hp-section-head { flex-direction: column !important; align-items: flex-start !important; gap: 10px !important; }\n}\n@media (max-width: 480px) {\n  .hp-main { padding: 36px 16px 56px !important; }\n  .hp-row-title { font-size: 17px !important; }\n  .hp-row-body { padding: 18px !important; }\n}\n<\/style>\n\n<div class=\"hp-duct\">\n\n  <!-- \u2500\u2500 Hero \u2500\u2500 -->\n  <section class=\"hp-hero\">\n    <div class=\"hp-hero-inner\">\n\n      <div class=\"hp-hero-text\">\n        <p class=\"hp-eyebrow\"><i class=\"fas fa-industry\"><\/i> HARSLE Duct Machinery<\/p>\n        <h1>Complete Range of<br><span class=\"hp-muted-text\">HVAC Duct<\/span><br>Fabrication Machines<\/h1>\n        <p class=\"hp-hero-desc\">From coil feeding to finished duct \u2014 HARSLE delivers precision-engineered equipment for every stage of rectangular and round duct production, trusted by fabricators in 60+ countries.<\/p>\n        <div class=\"hp-hero-actions\">\n          <a class=\"hp-btn hp-btn-primary\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"fas fa-envelope\"><\/i> Get a Free Quote<\/a>\n          <a class=\"hp-btn hp-btn-ghost\" href=\"https:\/\/duct.harsle.com\/about-us\/\">About HARSLE <i class=\"fas fa-arrow-right\"><\/i><\/a>\n        <\/div>\n        <div class=\"hp-hero-stats\">\n          <div class=\"hp-hero-stat\"><strong>17+<\/strong><span>Product Lines<\/span><\/div>\n          <div class=\"hp-hero-stat\"><strong>20+<\/strong><span>Years of Manufacturing<\/span><\/div>\n          <div class=\"hp-hero-stat\"><strong>60+<\/strong><span>Countries Served<\/span><\/div>\n          <div class=\"hp-hero-stat\"><strong>500+<\/strong><span>Machines Delivered \/ Year<\/span><\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"hp-hero-visual\">\n        <div class=\"hp-card-stack\">\n          <div class=\"hp-mini-card\">\n            <div class=\"hp-mini-icon\"><i class=\"fas fa-layer-group\"><\/i><\/div>\n            <div class=\"hp-mini-text\">\n              <strong>Rectangular Duct Systems<\/strong>\n              <span>Folding, Flange Forming, Lock Seaming &amp; more<\/span>\n            <\/div>\n          <\/div>\n          <div class=\"hp-mini-card\">\n            <div class=\"hp-mini-icon\"><i class=\"fas fa-circle-notch\"><\/i><\/div>\n            <div class=\"hp-mini-text\">\n              <strong>Round Duct Systems<\/strong>\n              <span>Spiral, Rolling, Elbow Making &amp; Bead Rolling<\/span>\n            <\/div>\n          <\/div>\n          <div class=\"hp-mini-card\">\n            <div class=\"hp-mini-icon\"><i class=\"fas fa-robot\"><\/i><\/div>\n            <div class=\"hp-mini-text\">\n              <strong>Automated Production Lines<\/strong>\n              <span>CNC-controlled coil-to-duct workflow<\/span>\n            <\/div>\n          <\/div>\n          <div class=\"hp-mini-card\">\n            <div class=\"hp-mini-icon\"><i class=\"fas fa-certificate\"><\/i><\/div>\n            <div class=\"hp-mini-text\">\n              <strong>CE &amp; ISO Certified<\/strong>\n              <span>Meets international quality standards<\/span>\n            <\/div>\n          <\/div>\n        <\/div>\n      <\/div>\n\n    <\/div>\n    <svg class=\"hp-wave\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1440 52\" preserveAspectRatio=\"none\">\n      <path d=\"M0,32 C360,52 1080,0 1440,28 L1440,52 L0,52 Z\" fill=\"#f0f4f8\"\/>\n    <\/svg>\n  <\/section>\n\n  <!-- \u2500\u2500 Products \u2500\u2500 -->\n  <div class=\"hp-bg\">\n    <div class=\"hp-main\">\n\n      <div class=\"hp-section-head\">\n        <div class=\"hp-section-head-text\">\n          <p class=\"hp-overline\">Browse All<\/p>\n          <h2>Duct Production Equipment<\/h2>\n        <\/div>\n        <span class=\"hp-count\">17 machines<\/span>\n      <\/div>\n\n      <div class=\"hp-list\">\n\n        <!-- 1 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Folding-Machine-duct.png\" alt=\"Folding Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Sheet Metal<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Rectangular Duct<\/span>\n              <span class=\"hp-tag hp-tag-gray\">HVAC<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Folding Machine<\/h2>\n            <p class=\"hp-row-desc\">Designed for precise bending and folding of galvanized steel sheets into rectangular duct panels. Delivers consistent bend angles with high repeatability, suitable for both manual and semi-automatic HVAC duct fabrication workflows.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>High-precision bending<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Adjustable fold angle<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Wide material compatibility<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/folding-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 2 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Angle-Steel-Flange-Machine.png\" alt=\"Angle Steel Flange Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">CNC<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Flange<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Angle Steel<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Angle Steel Flange Machine<\/h2>\n            <p class=\"hp-row-desc\">A CNC-controlled production line for automatically punching, cutting, and forming angle steel into duct flanges. Streamlines the flange fabrication process with high output efficiency and dimensional accuracy.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>CNC auto-control<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Punch + cut + form in one<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>High output efficiency<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/cnc-angle-steel-production-line\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 3 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Angle-Steel-Round-Rolling-Machine.png\" alt=\"Angle Steel Round Rolling Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Round Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Rolling<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Angle Steel<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Angle Steel Round Rolling Machine<\/h2>\n            <p class=\"hp-row-desc\">Rolls flat angle steel stock into circular flange rings for round duct and fitting assemblies. Ensures uniform radius throughout the rolling process, producing flanges ready for welding or bolting.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Uniform circular forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Adjustable radius<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Round duct compatible<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/angle-steel-round-rolling-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 4 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Beading-Machine.png\" alt=\"Beading Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Rectangular Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Reinforcement<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Beading<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Beading Machine<\/h2>\n            <p class=\"hp-row-desc\">Presses longitudinal reinforcement beads onto rectangular duct panels to increase structural rigidity and reduce vibration noise. Ideal for large-dimension ducts that require extra stiffness between flanges.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Vibration noise reduction<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Structural reinforcement<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Multiple bead profiles<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/rectangular-duct-beading-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 5 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/CNC-Plasma-Cutting-Machine.png\" alt=\"CNC Plasma Cutting Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">CNC<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Plasma Cutting<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Automated<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">CNC Plasma Cutting Machine<\/h2>\n            <p class=\"hp-row-desc\">Automated CNC plasma cutting system for fast, precise profiling of sheet metal blanks used in duct fittings and custom components. Supports complex contour cutting with minimal kerf and heat-affected zones.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>CNC precision control<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Complex contour cutting<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Fast cycle time<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/automatic-plasma-cutting-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 6 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Duct-Corner-Assembly-Machine.png\" alt=\"Duct Corner Assembly Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">TDF \/ TDC<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Corner Assembly<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Rectangular Duct<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Duct Corner Assembly Machine<\/h2>\n            <p class=\"hp-row-desc\">Automatically inserts and presses TDF\/TDC corner pieces into formed duct flanges, completing the rectangular duct frame assembly in seconds. Reduces manual labour and ensures consistent corner joint quality.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Auto corner insertion<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>TDF &amp; TDC compatible<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Labour-saving design<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/duct-corner-assembly-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 7 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Duct-Corner-Punching-Machine.png\" alt=\"Duct Corner Punching Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Punching<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Corner<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Flange<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Duct Corner Punching Machine<\/h2>\n            <p class=\"hp-row-desc\">Punches bolt holes and notches into duct corner connectors and flange sections for precise fastener alignment. Delivers clean, burr-free holes that speed up on-site duct assembly and ensure airtight connections.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Burr-free punching<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Precise hole positioning<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Fast cycle speed<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/duct-corner-punching-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 8 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Duct-Production-Line.png\" alt=\"Duct Production Line\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Fully Automated<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Production Line<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Rectangular Duct<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Duct Production Line<\/h2>\n            <p class=\"hp-row-desc\">A complete automated production line integrating coil feeding, leveling, plasma cutting, notching, beading, and flange forming into one continuous workflow. Maximizes throughput for high-volume rectangular duct manufacturing.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>End-to-end automation<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Coil-to-duct workflow<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>High-volume output<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/auto-air-duct-production-line\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 9 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Elbow-Making-Machine.png\" alt=\"Elbow Making Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Round Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Elbow \/ Fittings<\/span>\n              <span class=\"hp-tag hp-tag-gray\">HVAC<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Elbow Making Machine<\/h2>\n            <p class=\"hp-row-desc\">Fabricates segmented elbows and curved fittings for round duct systems. Supports multiple elbow angles (15\u00b0\u201390\u00b0) and diameters, ensuring smooth airflow transitions that meet SMACNA and ASHRAE standards.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Multi-angle elbow forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Adjustable diameter range<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>SMACNA standard compliant<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/round-duct-elbow-making-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 10 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Electric-Shearing-Machine.png\" alt=\"Electric Shearing Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Electric<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Sheet Metal<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Shearing<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Electric Shearing Machine<\/h2>\n            <p class=\"hp-row-desc\">Electrically driven shear for cutting galvanized or stainless steel sheets to precise duct blank dimensions. Produces straight, clean cuts with minimal distortion, supporting continuous duct shop production.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Clean straight-line cuts<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Electric drive, low noise<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Adjustable back gauge<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/electric-shearing-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 11 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Flange-Forming-Machine.png\" alt=\"Flange Forming Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">TDF \/ TDC Flange<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Roll Forming<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Rectangular Duct<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Flange Forming Machine<\/h2>\n            <p class=\"hp-row-desc\">Roll-forms TDF\/TDC flanges directly onto the edges of rectangular duct panels in a single pass. Eliminates the need for separate angle iron flanges, reducing material cost and assembly time significantly.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Integral flange forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>TDF &amp; TDC profiles<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Reduces hardware cost<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/rectangular-duct-flange-forming-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 12 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Hydraulic-Riveting-Machine.png\" alt=\"Hydraulic Riveting Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Hydraulic<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Riveting<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Assembly<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Hydraulic Riveting Machine<\/h2>\n            <p class=\"hp-row-desc\">Hydraulically powered riveting press for fastening duct panels, flanges, and fittings together with high and consistent clamping force. Suitable for both spot riveting and full-seam riveting in production environments.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Consistent clamping force<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Hydraulic precision drive<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Spot &amp; seam riveting<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/hydraulic-riveting-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 13 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Lock-Forming-Machine.png\" alt=\"Lock Forming Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Pittsburgh Lock<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Roll Forming<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Sheet Metal<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Lock Forming Machine<\/h2>\n            <p class=\"hp-row-desc\">Forms Pittsburgh seam locks on the longitudinal edges of rectangular duct panels, enabling four sides to snap together without fasteners. Produces tight, airtight seams essential for efficient HVAC systems.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Pittsburgh seam forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Airtight edge profile<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>No-fastener assembly<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/pittsburgh-lock-forming-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 14 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Lock-Seaming-Machine.png\" alt=\"Lock Seaming Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Lock Seam<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Air Duct<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Closing<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Lock Seaming Machine<\/h2>\n            <p class=\"hp-row-desc\">Closes and locks the Pittsburgh seam on assembled rectangular duct sections, applying uniform pressure along the full seam length. Guarantees leak-free longitudinal joints in compliance with HVAC installation codes.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Uniform seam closure<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Leak-free joint quality<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Full-length seam support<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/air-duct-lock-seaming-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 15 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Rolling-Machine.png\" alt=\"Rolling Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Round Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Electric Rolling<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Cylinder Forming<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Rolling Machine<\/h2>\n            <p class=\"hp-row-desc\">Electrically driven three-roll machine that curves flat sheet metal blanks into cylindrical duct sections for round duct fabrication. Adjustable roll gap accommodates various material thicknesses and duct diameters.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Electric 3-roll drive<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Variable diameter forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Smooth cylinder output<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/electric-round-duct-rolling-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 16 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Round-Duct-Bead-Roller.png\" alt=\"Round Duct Bead Roller\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Round Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Reinforcement<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Bead Rolling<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Round Duct Bead Roller<\/h2>\n            <p class=\"hp-row-desc\">Adds circumferential reinforcement beads to round duct cylinders to improve structural strength and reduce resonance noise under air pressure. Essential for long straight runs and noise-sensitive installations.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Circumferential bead forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Reduces resonance noise<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Wide diameter range<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/round-duct-bead-roller\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n        <!-- 17 -->\n        <article class=\"hp-row\">\n          <div class=\"hp-row-img\">\n            <img decoding=\"async\" src=\"https:\/\/duct.harsle.com\/wp-content\/uploads\/2022\/09\/Spiral-Duct-Machine.png\" alt=\"Spiral Duct Machine\" loading=\"lazy\" title=\"\">\n          <\/div>\n          <div class=\"hp-row-body\">\n            <div class=\"hp-tags\">\n              <span class=\"hp-tag hp-tag-blue\">Spiral Duct<\/span>\n              <span class=\"hp-tag hp-tag-blue\">Round Duct<\/span>\n              <span class=\"hp-tag hp-tag-gray\">Coil-fed<\/span>\n            <\/div>\n            <h2 class=\"hp-row-title\">Spiral Duct Machine<\/h2>\n            <p class=\"hp-row-desc\">Forms continuous spiral-seam round ducts from strip coil at high speed. The helical lock seam provides superior strength and airtightness compared to longitudinal-seam ducts, making it the industry standard for HVAC round duct supply.<\/p>\n            <div class=\"hp-pills\">\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Continuous coil forming<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Helical airtight seam<\/span>\n              <span class=\"hp-pill\"><i class=\"fas fa-check\"><\/i>Industry-leading speed<\/span>\n            <\/div>\n            <div class=\"hp-row-foot\">\n              <a class=\"hp-read-btn\" href=\"https:\/\/duct.harsle.com\/product-category\/spiral-duct-forming-machine\/\">Read More <i class=\"fas fa-arrow-right\"><\/i><\/a>\n              <a class=\"hp-quote-link\" href=\"https:\/\/duct.harsle.com\/contact-us\/\"><i class=\"far fa-envelope\"><\/i> Request a Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n  <\/div>\n\n<\/div>\n<!-- \/HARSLE Duct Products Page -->\n\n<script>\n(function () {\n  \/* Remove top padding\/margin from WordPress content wrappers so hero sits\n     flush against the site header with no gap. *\/\n  var selectors = [\n    '.entry-content', '.page-content', '.post-content',\n    '.elementor-widget-container', '.wp-block-group__inner-container',\n    '.site-main', 'article.page', 'article.post',\n    '.content-area', '#content', '.content'\n  ];\n  var duct = document.querySelector('.hp-duct');\n  if (!duct) return;\n  var parent = duct.parentElement;\n  \/* Walk up max 6 levels, zero out any padding-top we find *\/\n  for (var i = 0; i < 6 &#038;&#038; parent &#038;&#038; parent.tagName !== 'BODY'; i++) {\n    var cs = window.getComputedStyle(parent);\n    var pt = parseFloat(cs.paddingTop);\n    var mt = parseFloat(cs.marginTop);\n    if (pt > 4) parent.style.setProperty('padding-top', '0', 'important');\n    if (mt > 4) parent.style.setProperty('margin-top', '0', 'important');\n    parent = parent.parentElement;\n  }\n  \/* Also reset margin-top on the component itself now that parent is zeroed *\/\n  duct.style.setProperty('margin-top', '0', 'important');\n})();\n<\/script>\n\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>HARSLE Duct Machinery Complete Range ofHVAC DuctFabrication Machines From coil feeding to finished duct \u2014 HARSLE delivers precision-engineered equipment for<\/p>","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-12981","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/pages\/12981","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/comments?post=12981"}],"version-history":[{"count":0,"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/pages\/12981\/revisions"}],"wp:attachment":[{"href":"https:\/\/duct.harsle.com\/vi\/wp-json\/wp\/v2\/media?parent=12981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}