{"product_id":"nfpa-90a-installation-of-air-conditioning-and-ventilating-systems-2018","title":"NFPA 90A, Installation of Air-Conditioning and Ventilating Systems 2018","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:a4c32e15-d9fc-4f1d-b0ed-f2fbe3265ddc-1\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"c1f25a5b-7a7d-42ba-a7e4-b60921c84faf\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"102\" data-end=\"546\"\u003eHelp improve HVAC fire safety and support code compliance with \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eNational Fire Protection Association\u003c\/span\u003e\u003c\/span\u003e NFPA 90A, Standard for the Installation of Air-Conditioning and Ventilating Systems, 2018 Edition. This trusted standard provides essential requirements for the construction and installation of air-conditioning and ventilating systems to help reduce the spread of fire, smoke, and toxic gases throughout commercial and institutional buildings.\u003c\/p\u003e\n\u003cp data-start=\"548\" data-end=\"895\"\u003eAir-conditioning and ventilating systems can significantly influence how fire and smoke move through a structure, making proper HVAC installation and system integration critical for life safety and property protection. NFPA 90A helps professionals apply consistent fire safety practices across a wide range of building types and HVAC applications.\u003c\/p\u003e\n\u003ch2 data-section-id=\"w60fe3\" data-start=\"897\" data-end=\"918\"\u003eWho Uses NFPA 90A?\u003c\/h2\u003e\n\u003cp data-start=\"920\" data-end=\"1089\"\u003eNFPA 90A is an important resource for professionals involved in the design, installation, inspection, and review of commercial and institutional HVAC systems, including:\u003c\/p\u003e\n\u003cul data-start=\"1091\" data-end=\"1324\"\u003e\n\u003cli data-section-id=\"8wpcmh\" data-start=\"1091\" data-end=\"1113\"\u003eMechanical engineers\u003c\/li\u003e\n\u003cli data-section-id=\"jcgzmh\" data-start=\"1114\" data-end=\"1141\"\u003eFire protection engineers\u003c\/li\u003e\n\u003cli data-section-id=\"5uy6sm\" data-start=\"1142\" data-end=\"1175\"\u003eHVAC contractors and installers\u003c\/li\u003e\n\u003cli data-section-id=\"s446w7\" data-start=\"1176\" data-end=\"1211\"\u003eArchitects and building designers\u003c\/li\u003e\n\u003cli data-section-id=\"16f5ijo\" data-start=\"1212\" data-end=\"1243\"\u003eCode officials and inspectors\u003c\/li\u003e\n\u003cli data-section-id=\"75gofo\" data-start=\"1244\" data-end=\"1284\"\u003eAuthorities Having Jurisdiction (AHJs)\u003c\/li\u003e\n\u003cli data-section-id=\"u7xyzm\" data-start=\"1285\" data-end=\"1324\"\u003eFacility managers and building owners\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1326\" data-end=\"1520\"\u003eThese users rely on NFPA 90A to help address fire and smoke considerations associated with air-conditioning and ventilating systems while supporting safer and code-compliant building operations.\u003c\/p\u003e\n\u003ch2 data-section-id=\"xysmds\" data-start=\"1522\" data-end=\"1545\"\u003eWhy Choose NFPA 90A?\u003c\/h2\u003e\n\u003cp data-start=\"1547\" data-end=\"1744\"\u003eNFPA 90A provides current requirements for air-conditioning and ventilating systems, including related components, to help limit the spread of fire, smoke, and hazardous gases through HVAC systems.\u003c\/p\u003e\n\u003cp data-start=\"1746\" data-end=\"1992\"\u003eWhether you are designing a new HVAC system, reviewing plans and materials, or evaluating compliance for an existing installation, NFPA 90A offers practical guidance to support safer building environments and improved fire protection performance.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1vb6va1\" data-start=\"1994\" data-end=\"2020\"\u003e2018 Edition Highlights\u003c\/h2\u003e\n\u003cp data-start=\"2022\" data-end=\"2133\"\u003eThe 2018 edition of NFPA 90A addresses important HVAC fire protection and installation requirements, including:\u003c\/p\u003e\n\u003cul data-start=\"2135\" data-end=\"2505\"\u003e\n\u003cli data-section-id=\"q4it95\" data-start=\"2135\" data-end=\"2196\"\u003eHVAC systems, components, and air distribution requirements\u003c\/li\u003e\n\u003cli data-section-id=\"yayxlq\" data-start=\"2197\" data-end=\"2281\"\u003eIntegration of ventilation and air-conditioning systems with building construction\u003c\/li\u003e\n\u003cli data-section-id=\"1cctfsi\" data-start=\"2282\" data-end=\"2384\"\u003eControls including wiring, manual controls, smoke dampers, and smoke detection for automatic control\u003c\/li\u003e\n\u003cli data-section-id=\"cbkvre\" data-start=\"2385\" data-end=\"2435\"\u003eAcceptance testing requirements for HVAC systems\u003c\/li\u003e\n\u003cli data-section-id=\"5p97s1\" data-start=\"2436\" data-end=\"2505\"\u003eNew option for testing flame spread of plastic pipe used in plenums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy customers choose us over buying directly from publishers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe provide faster and more reliable service compared to ordering directly from publisher.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSame-day shipping available on eligible orders\u003c\/li\u003e\n\u003cli\u003eTrue overnight shipping options available\u003c\/li\u003e\n\u003cli\u003eFaster order processing and delivery support\u003c\/li\u003e\n\u003cli\u003eProfessional customer assistance for code and standards orders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhile publisher orders may typically require 7–10 business days for delivery, we help professionals get critical fire protection standards faster when timing matters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"NFPA","offers":[{"title":"New Book \/ No Practice Exam \/ No Pre-Printed Tabs","offer_id":52429807419704,"sku":null,"price":164.99,"currency_code":"USD","in_stock":true},{"title":"New Book \/ No Practice Exam \/ Add pre-printed tabs","offer_id":52429807452472,"sku":null,"price":179.98,"currency_code":"USD","in_stock":true},{"title":"New Book \/ Add Practice Exam \/ No 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