{"product_id":"j-p-lamborn-pr25b-08-8-in-x-25-ft-insulated-duct","title":"J P Lamborn PR25B-08 8 in. x 25 ft. Insulated Duct","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe J P Lamborn PR25B-08 insulated duct is designed for high performance and durability. This duct features a spring steel wire helix within a 2-ply, airtight inner core, ensuring effective air management. With an insulation value of R4.2, it provides excellent thermal retention, making it suitable for a wide range of temperature applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eEffective insulation rated at R4.2\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDesigned for air velocities up to 5000 FPM\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eTemperature range suitable for continuous use from -20 to 140 degrees F\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe duct is built for consistent performance in HVAC systems. It operates efficiently within a temperature range of -20 to 200 degrees F for intermittent use. The flame spread rating is less than 25 with smoke developed less than 50, ensuring safety standards are met.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: J P Lamborn\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: PR-25\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 8 inches\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eLength\u003c\/strong\u003e: 25 ft\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eInsulation Value\u003c\/strong\u003e: R4.2\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eVapor Transmission\u003c\/strong\u003e: 0.1 Perms\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003ePressure\u003c\/strong\u003e: Positive : 1\/Negative : 6 in-WG\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMaximum Air Flow\u003c\/strong\u003e: 5000 FPM\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eTemperature\u003c\/strong\u003e: Continuous use -20 to 140 degrees F, Intermittent use -20 to 200 degrees F\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e: Polyester\/Polyethylene\/Fiberglass\/Steel\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"J P LAMBORN","offers":[{"title":"Default Title","offer_id":50547155566898,"sku":"PR25B-08","price":61.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/271846898_6edac70d-0a27-4985-b683-7c1277f9c478.jpg?v=1777409381","url":"https:\/\/voomisupply.com\/products\/j-p-lamborn-pr25b-08-8-in-x-25-ft-insulated-duct","provider":"Voomi Supply","version":"1.0","type":"link"}