{"product_id":"hvac-duct-construction-standards-metal-and-flexible","title":"HVAC Duct Construction Standards - Metal and Flexible, 4th Edition (SMACNA)","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eBuilding on a history of duct construction standards nearly 100 years old, the flagship \u003cstrong\u003eSMACNA HVAC Duct Construction Standard – Metal \u0026amp; Flexible 4th edition\u003c\/strong\u003e represents the state of the art in the sheet metal duct fabrication and installation requirements. Significant changes for the 4th edition include; flat oval tables for positive\/negative pressure applications; spray and aerosolized duct sealants; non-fiberglass duct liner applications; added information on spiral duct fittings; updates to duct hanger requirements; flexible duct hanger spacing and support bracing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eMedia Type: Softbound\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003ePages: 416\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eISBN: 9781617211263\u003c\/span\u003e\u003c\/p\u003e","brand":"UpStryve Book Store","offers":[{"title":"Default Title","offer_id":37496472404133,"sku":"9781617211263","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1771\/6645\/products\/HVACDuctConstructionStandards-MetalandFlexible_4thEdition_2020.jpg?v=1634766696","url":"https:\/\/bookstore-upstryve.myshopify.com\/products\/hvac-duct-construction-standards-metal-and-flexible","provider":"UpStryve Book Store","version":"1.0","type":"link"}