{"product_id":"williams-comfort-products-fj-20-flange-jacks-pair","title":"Williams Comfort Products FJ-20 Flange Jacks Pair","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe WILLIAMS COMFORT PRODUCTS FJ-20 is a pair of flange jacks designed to support and level floor-mounted heating units during installation. Flange jacks provide a stable base by allowing the technician to adjust the unit's height and alignment before final anchoring. Weighing 13.581 pounds for the pair, these jacks are built for use in residential and light commercial heating applications. HVAC technicians and heating contractors typically install this hardware as part of a floor furnace or wall furnace rough-in procedure.\u003c\/p\u003e\n\u003cp\u003eFlange jacks like the FJ-20 are used during the installation of floor-mounted or recessed heating appliances where proper leveling and flange seating are required before the unit is secured to the subfloor or framing. This pair is sold as a single set and is appropriate for new construction and replacement installations where the original jacks are worn or missing.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSold as a matched pair for complete installation support\u003c\/li\u003e\n  \u003cli\u003eSupports leveling and alignment of floor-mounted heating units\u003c\/li\u003e\n  \u003cli\u003ePackaged weight of 13.581 pounds for the pair\u003c\/li\u003e\n  \u003cli\u003eMinimum order quantity of one pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement accessory for WILLIAMS COMFORT PRODUCTS floor heating units that require flange jack hardware. Refer to the unit installation manual to confirm FJ-20 fitment before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed HVAC technician or heating contractor familiar with floor furnace installation practices. Shut off all gas supply and electrical power to the appliance before beginning any service or installation work. Follow local mechanical codes and the appliance manufacturer's installation instructions when positioning and securing the flange jacks. Do not overtighten mounting fasteners before final leveling is confirmed.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 13.581 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSold As\u003c\/strong\u003e: Pair\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 662459306005\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: WILLIAMS COMFORT PRODUCTS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: FJ-20\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WILLIAMS COMFORT PRODUCTS","offers":[{"title":"Default Title","offer_id":51346830229810,"sku":"FJ-20","price":356.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310543179.jpg?v=1782091669","url":"https:\/\/voomisupply.com\/products\/williams-comfort-products-fj-20-flange-jacks-pair","provider":"Voomi Supply","version":"1.0","type":"link"}