{"title":"Proven Bestsellers","description":"","products":[{"product_id":"owens-corning-pink-next-gen-r-38-unfaced-batt-w64","title":"Owens Corning PINK Next Gen R-38 12.5 x 16 x 48 inch Fiberglass Unfaced Batt Insulation Pink W64","description":"About 42.67 sq ft per bag (IDI-listed coverage). W64 is unfaced PINK Next Gen R-38 at 12.5 × 16 × 48 in. for 16 in. on-center attic and ceiling joists—high-R lid insulation without factory kraft. Use the linked Owens Corning \/ IDI technical data sheet for tested properties; coordinate vapor retarders separately per code.","brand":"Owens Corning","offers":[{"title":"Default Title","offer_id":53759136268598,"sku":"OC_W64","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Owens_Corning_R38_Unfaced_Insulation_16.jpg?v=1781477090"},{"product_id":"owens-corning-pink-next-gen-r-19-unfaced-batt-e55","title":"Owens Corning PINK Next Gen R-19 6.5 x 15 x 93 inch Fiberglass Unfaced Batt Insulation Pink E55","description":"About 77.5 sq ft per bag (IDI-listed coverage). E55 is unfaced PINK Next Gen R-19 at 6.5 × 15 × 93 in. for nominal 2×6 walls on 16 in. o.c.—the unfaced counterpart to E61’s kraft SKU at the same listed dimensions per IDI. IDI lists GREENGUARD Gold certification on this product page; coordinate vapor retarders separately when required.","brand":"Owens Corning","offers":[{"title":"Default Title","offer_id":53759136661814,"sku":"OC_E55","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Owens_Corning_R19_Unfaced_Insulation_15_1.jpg?v=1781477433"},{"product_id":"rockwool-afb-insulation-3x15x48","title":"ROCKWOOL AFB® RW3SAFB1525 3 in. x 15-1\/4 in. x 48 in. Insulation 80 SQF","description":"About 80 sq ft per package. RW3SAFB1525 is 3 in. thick ROCKWOOL AFB® at 15-1\/4 in. width (ROCKWOOL’s published wood-stud module is 15.25 in. × 47 in., while this SKU uses 48 in. length per YEARS\/IDI listings). Stone wool is noncombustible per ASTM E136 with 0\/0 flame\/smoke per ASTM E84 in the USA TDS; at 3 in. nominal thickness the same sheet lists NRC 1.10 and SAA 1.08.","brand":"ROCKWOOL","offers":[{"title":"Default Title","offer_id":53898610049334,"sku":"RW3SAFB1525","price":72.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Rockwool_AFB_3_Insulation.png?v=1781470096"},{"product_id":"rockwool-rxcb351525-comfortbatt-r15-3-5-in-x-15-25-in-x-47-in-59-73-sqft","title":"ROCKWOOL® RXCB351525 COMFORTBATT R15 3.5 In. X 15.25 In. X 47 In. (59.73 SQFT)","description":"About 59.73 sq ft per bag. RXCB351525 is ROCKWOOL Comfortbatt® R-15 at 3.5 × 15.25 × 47 in.—the 16 in. o.c. wood-stud module ROCKWOOL lists as 15.25 in. × 47 in. on the USA TDS (05-2025). Semi-rigid stone wool with flexible long edges for cavity contact; noncombustible per ASTM E136 and 0\/0 flame\/smoke per ASTM E84 in manufacturer documentation. Use for nominal 2×4 walls where the energy path targets R-15 in the cavity layer.","brand":"ROCKWOOL","offers":[{"title":"Default Title","offer_id":53898778313014,"sku":"RXCB351525","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Rockwool_Comfortbatt_Mineralwool_1_Insulation.png?v=1781470185"},{"product_id":"tyvek-flexwrap-nf-9x75","title":"Tyvek FlexWrap NF 9 inch x 75 ft","description":"DuPont Tyvek FlexWrap NF 9 in x 75 ft is a flexible self-adhered flashing membrane for sills, corners, and irregular transitions.","brand":"Tyvek","offers":[{"title":"Default Title","offer_id":53902283571510,"sku":"TYFLEXNF9","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Dupont_Tyvek_FlexWrap.jpg?v=1781471247"},{"product_id":"gaf-timberline-hdz-reflector-charcoal-33-33-sq-ft","title":"GAF Timberline HDZ Reflector Charcoal Laminated High Definition Roof Shingles (33.33 sq. ft. per Bundle)","description":"GAF Timberline HDZ Reflector Charcoal bundle covers about 33.33 sq ft with High Definition laminated layers and HDZ RS cool-roof surfacing, with line-level UL Class A fire and UL 2218 Class 3 impact documentation on the Timberline HDZ RS specification sheet.","brand":"GAF","offers":[{"title":"Default Title","offer_id":53902285177142,"sku":"GAF0493180","price":33.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/GAF_Tiberline_HDZ_Roofing_Shingle_14.png?v=1781478004"},{"product_id":"usg-ultralight-drywall-12-4x8","title":"USG Sheetrock Brand UltraLight 1\/2 in. x 4 ft. x 8 ft. Drywall Panel","description":"About 32 sq ft per panel. USG Sheetrock UltraLight 1\/2 in. x 4 ft. x 8 ft. is a lightweight 1\/2 in. gypsum panel with recycled papers and tapered long edges for standard joint treatment—nominal 1.25 lb\/sq ft per USG.","brand":"USG","offers":[{"title":"Default Title","offer_id":53904851763510,"sku":"USG-UL-48x96-050","price":13.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Drywall_sheetrock-ultralight-wallboard-panels-main_2.jpg?v=1781478346"},{"product_id":"usg-mold-tough-gypsum-board-12-4x8","title":"USG Sheetrock Brand Mold Tough 1\/2 in. x 4 ft. x 8 ft. Gypsum Panel","description":"About 32 sq ft per panel. USG Sheetrock Mold Tough 1\/2 in. x 4 ft. x 8 ft. gypsum panel uses the Mold Tough moisture- and mold-resistant paper system per the Sheetrock Mold Tough family—retailer listing omits UltraLight and Firecode branding.","brand":"USG","offers":[{"title":"Default Title","offer_id":53904852418870,"sku":"USG-MT-48x96-050","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Drywall_usg_sheetrock-brand-ultralight-mold-tough-main_fe002c55-5e69-46f6-a6fe-7a8bb53f28a7.jpg?v=1781478409"},{"product_id":"dupont-styrofoam-xps-1in-48x96-r5-ibdbgr148-sew-ca","title":"DuPont™ Styrofoam™ Unfaced Rigid XPS Board 1.0 in. x 48 in. x 96 in. (32 sq. ft.)","description":"32 sq. ft. per board. Unfaced DuPont™ Styrofoam™ XPS rigid insulation at 1.0 in. x 48 in. x 96 in.—closed-cell moisture resistance for continuous insulation and perimeter applications. Distributor listing cites part IBDBGR148-SEW-CA; verify compressive strength, edge detail, and labeled R-value on the bundle and current DuPont product literature.","brand":"DuPont","offers":[{"title":"Default Title","offer_id":53904887251254,"sku":"IBDBGR148-SEW-CA","price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/9129\/7334\/files\/Dupont_Styrofoam_Scoreboard_Insulation_1.jpg?v=1781478750"}],"url":"https:\/\/yearsbuildingmaterials.com\/es\/collections\/proven-bestsellers.oembed","provider":"YEARS BUILDING MATERIALS","version":"1.0","type":"link"}