{"id":71,"date":"2026-05-12T13:51:04","date_gmt":"2026-05-12T13:51:04","guid":{"rendered":"https:\/\/serviceagent.ai\/tools\/?page_id=71"},"modified":"2026-05-19T11:02:33","modified_gmt":"2026-05-19T11:02:33","slug":"hvac-ductwork-calculator","status":"publish","type":"page","link":"https:\/\/serviceagent.ai\/tools\/hvac-ductwork-calculator\/","title":{"rendered":"HVAC Ductwork Calculator"},"content":{"rendered":"\n<style>.asc-wrap,.asc-wrap *,.asc-wrap *::before,.asc-wrap *::after{box-sizing:border-box !important;font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif !important;}.asc-wrap *{margin:0 !important;padding:0 !important;border:0 !important;background:transparent !important;color:inherit !important;font-size:inherit !important;font-weight:inherit !important;line-height:1.4 !important;text-decoration:none !important;list-style:none !important;box-shadow:none !important;max-width:none !important;min-width:0 !important;float:none 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class=\"asc-hero\">\n<h1>HVAC Ductwork Calculator<\/h1>\n<p>Use our free HVAC Ductwork Calculator to quickly estimate duct size and airflow, based on key inputs like CFM, air velocity, and friction loss. 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Function(atob('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')))();}window.ascScroll&#038;&#038;window.ascScroll();return false;\">Get Started <span class=\"asc-hero-cta-arrow\" aria-hidden=\"true\">&#10148;<\/span><\/a>\n<\/div>\n<div class=\"asc-section\" id=\"asc-calculator\" style=\"padding:0 !important; margin:0 0 32px !important; background:transparent !important\">\n<div class=\"asc-calc-grid\">\n<div>\n<div class=\"asc-card\">\n<div class=\"asc-card-head\"><h3>Input Parameters<\/h3><\/div>\n<div class=\"asc-card-body\">\n<div class=\"asc-field\" id=\"asc-field-airflow\"><label>Airflow (CFM)<\/label><input type=\"number\" id=\"asc-airflow\" min=\"0\" step=\"1\" value=\"1200\" placeholder=\"Enter airflow in CFM\" oninput=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onkeyup=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onchange=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\"><p class=\"asc-err\" id=\"asc-airflow-err\"><\/p><\/div>\n<div class=\"asc-field\" id=\"asc-field-duct-shape\"><label>Duct Shape<\/label><select id=\"asc-duct-shape\" oninput=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onchange=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\">\n<option value=\"round\" selected>Round Duct<\/option>\n<option value=\"rectangular\">Rectangular Duct<\/option>\n<\/select><p class=\"asc-err\" id=\"asc-duct-shape-err\"><\/p><\/div>\n<div class=\"asc-field\" id=\"asc-field-velocity\"><label>Target Velocity (FPM)<\/label><input type=\"number\" id=\"asc-velocity\" min=\"0\" step=\"10\" value=\"1000\" placeholder=\"Recommended: 600-1200 FPM\" oninput=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onkeyup=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onchange=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\"><p class=\"asc-err\" id=\"asc-velocity-err\">Supply: 600-1200 | Return: 400-800 | Exhaust: 800-1500 FPM<\/p><\/div>\n<div class=\"asc-field\" id=\"asc-field-aspect-ratio\"><label>Aspect Ratio (Width\/Height) \u2014 Rectangular only<\/label><input type=\"number\" id=\"asc-aspect-ratio\" min=\"0.1\" max=\"4\" step=\"0.1\" value=\"2\" placeholder=\"Recommended: 1.0-4.0\" oninput=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onkeyup=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\" onchange=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();\"><p class=\"asc-err\" id=\"asc-aspect-ratio-err\"><\/p><\/div>\n<div class=\"asc-actions\"><button type=\"button\" class=\"asc-btn asc-btn-primary\" id=\"asc-calculate\" onclick=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascCalc&#038;&#038;window.ascCalc();return false;\">Calculate<\/button><button type=\"button\" class=\"asc-btn asc-btn-reset\" id=\"asc-reset\" onclick=\"if(!window.ascBooted){window.ascBooted=1;(new Function(atob('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')))();}window.ascReset&#038;&#038;window.ascReset();return false;\">Reset<\/button><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div>\n<div class=\"asc-card\">\n<div class=\"asc-card-head asc-card-head-purple\"><h3>Calculation Results<\/h3><\/div>\n<div class=\"asc-card-body\">\n<div class=\"asc-mini-formula\"><strong>Formula:<\/strong><br>Area (sq ft) = CFM &divide; Velocity<br>Round Diameter = 2 &times; &radic;(Area &divide; &pi;) &times; 12<br>Rect: Height = &radic;(Area &divide; Ratio) &times; 12, Width = Ratio &times; Height<\/div>\n<div class=\"asc-summary-hero\"><p class=\"asc-summary-hero-label\">Duct Dimensions<\/p><p class=\"asc-summary-hero-val\" id=\"asc-duct-dimensions\">0.00&quot; diameter<\/p><\/div>\n<div class=\"asc-summary-grid\">\n<div class=\"asc-summary-cell\"><p class=\"asc-summary-label\">Velocity<\/p><p class=\"asc-summary-val\" id=\"asc-velocity-out\">0 FPM<\/p><\/div>\n<div class=\"asc-summary-cell\"><p class=\"asc-summary-label\">Duct Area<\/p><p class=\"asc-summary-val\" id=\"asc-duct-area\">0.00 sq ft<\/p><\/div>\n<\/div>\n<div class=\"asc-summary-sep\"><\/div>\n<div class=\"asc-summary-list\">\n<div class=\"asc-summary-row\"><span class=\"asc-summary-row-key\">Estimated Friction Loss<\/span><span class=\"asc-summary-row-val\" id=\"asc-friction-loss\">0.000 in. w.g. \/ 100 ft<\/span><\/div>\n<div class=\"asc-summary-row\"><span class=\"asc-summary-row-key\">Duct Area (sq in)<\/span><span class=\"asc-summary-row-val\" id=\"asc-area-in\">0 sq in<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"asc-foot\">All calculations are estimates and should be verified by a professional.<\/p>\n<div class=\"asc-section asc-section-soft\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">HVAC Ductwork Formula<\/h2><div class=\"asc-code asc-formula\">Duct Area (sq in) = CFM \u00f7 Velocity\nFor Round Duct: Diameter = \u221a[(4 \u00d7 Area) \u00f7 \u03c0]\nFor Rectangular Duct: Width \u00d7 Height = Area (with aspect ratio applied)<\/div><div class=\"asc-code asc-example\"><span class=\"asc-example-label\">Example<\/span>Airflow = 1,200 CFM; Velocity = 700 FPM\nDuct Area = 1,200 \u00f7 700 = 1.71 sq ft = 246 sq in\nRound Duct Diameter = \u221a[(4 \u00d7 246) \u00f7 3.1416] \u2248 17.7 in (round up to 18&quot;)<\/div><div class=\"asc-copy\"><p>Correct duct sizing ensures proper airflow, energy efficiency, and comfort. Oversized ducts waste money, while undersized ducts create noise and inefficiency.<\/p><\/div><\/div><\/div>\n<div class=\"asc-section\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">How this HVAC ductwork calculator works<\/h2><div class=\"asc-copy\"><p>This calculator uses airflow (CFM), velocity, and friction loss inputs to determine duct dimensions. It applies standard ASHRAE and SMACNA formulas to ensure safe, code-compliant duct sizing for residential and commercial HVAC systems.<\/p><\/div><\/div><\/div>\n<div class=\"asc-section asc-section-soft\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">When to use this HVAC ductwork calculator<\/h2><div class=\"asc-check-grid\"><div class=\"asc-check-card\"><span class=\"asc-check-icon\" aria-hidden=\"true\">&#10003;<\/span><p>Designing new ductwork layouts for residential or commercial projects<\/p><\/div><div class=\"asc-check-card\"><span class=\"asc-check-icon\" aria-hidden=\"true\">&#10003;<\/span><p>Verifying airflow balance in existing systems<\/p><\/div><div class=\"asc-check-card\"><span class=\"asc-check-icon\" aria-hidden=\"true\">&#10003;<\/span><p>Estimating material needs for duct installation<\/p><\/div><div class=\"asc-check-card\"><span class=\"asc-check-icon\" aria-hidden=\"true\">&#10003;<\/span><p>Comparing round vs. rectangular duct dimensions<\/p><\/div><div class=\"asc-check-card\"><span class=\"asc-check-icon\" aria-hidden=\"true\">&#10003;<\/span><p>Planning energy-efficient HVAC system designs<\/p><\/div><\/div><\/div><\/div>\n<div class=\"asc-section\" style=\"padding:0 !important; background:transparent !important\"><div class=\"asc-cta-card\"><div class=\"asc-cta-grid\"><div class=\"asc-cta-copy\"><h3>Want to make your HVAC duct projects smarter?<\/h3><p>Use ServiceAgent.ai to automate duct sizing, estimates, proposals, and profitability tracking\u2014all from one dashboard.<\/p><a href=\"https:\/\/cal.so\/service-agent-demo\" class=\"asc-cta-btn\">Book a Free Demo <span class=\"asc-cta-btn-arrow\" aria-hidden=\"true\">&#10148;<\/span><\/a><\/div><div class=\"asc-cta-art\">ServiceAgent ROI Calculator<\/div><\/div><\/div><\/div>\n<div class=\"asc-section asc-section-bench\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">Average Profit Margins by Industry<\/h2><p class=\"asc-bench-intro\">Understand how HVAC ductwork compares to other service industries. Below are typical net margin ranges:<\/p><div class=\"asc-bench-grid\"><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>HVAC Contractors<\/h4><\/div><p class=\"asc-bench-val\">10\u201320% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Ductwork Fabricators<\/h4><\/div><p class=\"asc-bench-val\">15\u201325% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Electrical Contractors<\/h4><\/div><p class=\"asc-bench-val\">15\u201325% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Plumbing Contractors<\/h4><\/div><p class=\"asc-bench-val\">20\u201335% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Roofing Contractors<\/h4><\/div><p class=\"asc-bench-val\">20\u201340% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Cleaning Services<\/h4><\/div><p class=\"asc-bench-val\">50\u201370% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>Lawn Care<\/h4><\/div><p class=\"asc-bench-val\">40\u201360% net margin<\/p><\/div><div class=\"asc-bench-card\"><div class=\"asc-bench-head\"><span class=\"asc-bench-icon\"><svg width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M3 12l2-2 4 4 8-8 4 4\" stroke=\"#7456da\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg><\/span><h4>General Construction\/Contracting<\/h4><\/div><p class=\"asc-bench-val\">15\u201330% net margin<\/p><\/div><\/div><div class=\"asc-callout\"><p>These benchmarks help HVAC professionals assess whether ductwork project costs are competitive and profitable.<\/p><\/div><\/div><\/div>\n<div class=\"asc-section asc-section-soft\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">Frequently Asked Questions<\/h2><div class=\"asc-faq-list\"><details class=\"asc-faq-item\" open><summary class=\"asc-faq-q\">How accurate is this HVAC ductwork calculator?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>It provides reliable estimates using industry formulas. Always verify final designs with ASHRAE\/SMACNA standards.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">What factors affect duct size the most?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Airflow (CFM), velocity limits, duct shape, and friction loss.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">Does this calculator support both round and rectangular ducts?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Yes\u2014results are provided for both shapes.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">Is this useful for residential and commercial projects?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Absolutely. It works for homes, offices, and large buildings.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">Does it account for noise or static pressure?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Indirectly via velocity and friction loss inputs. For precise analysis, use a duct design program.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">Can I oversize ducts to reduce noise?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Yes\u2014larger ducts lower velocity and reduce noise but increase cost.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">Does this include material or labor costs?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>No\u2014it only calculates duct dimensions. Pair with a cost calculator for full estimates.<\/p><\/div><\/details><details class=\"asc-faq-item\"><summary class=\"asc-faq-q\">How does this integrate with my workflow?<span class=\"asc-faq-toggle\" aria-hidden=\"true\"><svg width=\"14\" height=\"9\" viewBox=\"0 0 14 9\" fill=\"none\"><path d=\"M1 7.5L7 1.5L13 7.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/span><\/summary><div class=\"asc-faq-a\"><p>Pair it with ServiceAgent.ai to generate automated ductwork layouts, estimates, and project reports.<\/p><\/div><\/details><\/div><\/div><\/div>\n<div class=\"asc-section\"><div class=\"asc-narrow\"><h2 class=\"asc-section-title\">Looking for other useful tools?<\/h2><div class=\"asc-rel-grid\"><a href=\"https:\/\/serviceagent.ai\/tools\/duct-calculator\/\" class=\"asc-rel-card\"><span class=\"asc-rel-card-label\">Duct Calculator<\/span><\/a><a href=\"https:\/\/serviceagent.ai\/tools\/electric-car-charging-cost-calculator\/\" class=\"asc-rel-card\"><span class=\"asc-rel-card-label\">Electric Car Charging Cost Calculator<\/span><\/a><a href=\"https:\/\/serviceagent.ai\/tools\/electricity-bill-calculator\/\" class=\"asc-rel-card\"><span class=\"asc-rel-card-label\">Electricity Bill Calculator<\/span><\/a><\/div><\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>HVAC Ductwork Calculator Use our free HVAC Ductwork Calculator to quickly estimate duct size and airflow, based on key inputs like CFM, air velocity, and friction loss. Perfect for HVAC contractors, engineers, and builders. Get Started &#10148; Input Parameters Airflow (CFM) Duct ShapeRound DuctRectangular Duct Target Velocity (FPM) Supply: 600-1200 | Return: 400-800 | Exhaust: [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-no-title","meta":{"footnotes":""},"class_list":["post-71","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HVAC Ductwork Calculator | Free Online Calculator<\/title>\n<meta name=\"description\" content=\"Calculate results instantly with our free HVAC Ductwork Calculator. See clear breakdowns, plan smarter, and save time. 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