{"catalog_name":"World Products","variant":"c","item":{"handle":"rmax-ultra-max-4ft-x-8ft-all-thicknesses","title":"Rmax Ultra Max 4ft x 8ft - All Thicknesses","category":"Insulation Boards","category_name":null,"category_gid":null,"product_type":"Insulation Boards","vendor":"R-Max","price":"$438.70","currency_code":"USD","availability":"in_stock","inventory_quantity":0,"sku":"RMAX-UM-3.5","barcode":null,"variant_title":"3.5 in","selected_options":{"Thickness":"3.5 in"},"description":"Rmax Ultra-Max® is an energy-efficient thermal insulation board composed of a closed-cell polyisocyanurate (polyiso) foam core bonded to inorganic polymer coated glass fiber mat facers on both sides. APPLICATIONS Built-up roof Modified bitumen Mechanically attached single ply Loose laid ballasted single ply Metal panel roofing COMPLIANCES ASTM C1289 Type II, Class 2 International Building Code (ICC) Chapter 26 Section 2603, Foam Plastic ASHRAE 90.1 Miami-Dade County Product Control Approved Florida Product Approval (FL11207) CA Insulation Directory Thickness LTTR Pcs/Pallet Sq Ft/Pallet 1.5 in 8.6 32 1024 1.75 in 10.0 27 864 2 in 11.4 24 768 2.5 in 14.4 19 608 2.6 in 15.0 18 576 3 in 17.4 16 512 3.1 in 18.0 15 480 3.5 in 20.5 13 416 4 in 23.6 12 384 4.25 in 25.2 11 352","image_url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/Rmax_Ultra-Max_Product_958c78c3-10d9-4fc0-b1b0-b05f2ba11d07.jpg?v=1788634355","href":"/product/rmax-ultra-max-4ft-x-8ft-all-thicknesses.html","buy_url":"https://xyjpsn-3p.myshopify.com/products/rmax-ultra-max-4ft-x-8ft-all-thicknesses","buy_url_source":"shops.shop_domain + product.handle","seller_name":"xyjpsn-3p.myshopify.com","seller_url":"https://xyjpsn-3p.myshopify.com/","return_policy_url":"https://xyjpsn-3p.myshopify.com/policies/refund-policy","media":[{"url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/Rmax_Ultra-Max_Product_958c78c3-10d9-4fc0-b1b0-b05f2ba11d07.jpg?v=1788634355","alt":null,"position":0}],"related":[{"handle":"tapered-h-shield","title":"Tapered H-Shield 4ft x 4ft - All Thicknesses","category":"Insulation Boards","price":"$372.96","image_url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/Untitled_design_-_2026-05-15T110846.371.png?v=1788633686","sku":"HSHIELDTZZ","href":"/product/tapered-h-shield.html"},{"handle":"owens-corning-foamular-250-xps-insulation-board-all-sizes","title":"Owens Corning FOAMULAR 250 XPS Insulation Board - All Sizes","category":"Insulation Boards","price":"$23.00","image_url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/foamular_250_3by4_inch_7.jpg?v=1788634150","sku":"OWCFOAM2503/4In","href":"/product/owens-corning-foamular-250-xps-insulation-board-all-sizes.html"},{"handle":"h-shield-hd-roofing-insulation-panels-1-2","title":"H-Shield HD Roofing Insulation Panels - 4ft x 8ft x 1/2 In (45 Boards)","category":"Insulation Boards","price":"$1118.03","image_url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/h-shield.jpg?v=1788633687","sku":"HSHIELD-0.5-HD","href":"/product/h-shield-hd-roofing-insulation-panels-1-2.html"},{"handle":"rmax-recover-board-4ft-x-8ft-all-thicknesses","title":"Rmax Recover Board 4ft x 8ft - All Thicknesses","category":"Insulation Boards","price":"$575.02","image_url":"https://cdn.shopify.com/s/files/1/1076/9324/4755/files/Rmax_Re-Cover_Board_b4057f7d-3014-4c3d-aefd-7e35dfb986e2.jpg?v=1788634353","sku":"RMAX-RB-1.30","href":"/product/rmax-recover-board-4ft-x-8ft-all-thicknesses.html"}]}}