{"product_id":"ameri-vent-4fsp-firestop-support-plate-type-b-4","title":"Ameri-Vent 4FSP - Firestop Support Plate,Type B,4\"","description":"\u003cp\u003eFirestop Support Plate, For Nominal Duct Diameter 4 in, Gas Appliance Category Category I, Material Steel, Inside Diameter 4 in, Load Capacity Not Applicable, Material Thickness 26 ga, Compatible with Strapping Size Not Applicable, Seal Material Not Applicable, Overall Height 1 3\/8 in, Overall Length 8 1\/2 in, Standards UL, Weight 0.79 lb, Overall Width 8 1\/2 in, For Duct Height Not Applicable, For Duct Width Not Applicable, Inlet Diameter 4 in, Shape Round, Base Height 1 3\/8 in\u003c\/p\u003e","brand":"AMERI-VENT","offers":[{"title":"Default Title","offer_id":43260535013470,"sku":"4FSP","price":29.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z01uuxfo5oy_7886f346-7d88-42a6-bd16-419e93af1768.jpg?v=1788449402","url":"https:\/\/nationalboilersupply.com\/products\/ameri-vent-4fsp-firestop-support-plate-type-b-4","provider":"National Boiler Supply","version":"1.0","type":"link"}