Johns Manville (B-1284) R-13, Kraft Faced, Fiberglass Insulation Roll, 15 in. x 32 ft., one (1) roll only, NIP One roll covers 40 sq. ft. Easy to cut, split and install Roll Size: 32 ft. x 3.5 in. x 15 in. Greenguard GOLD certified SCS Certified to be formaldehyde free Condition: Item “New in Package”. Bag has some shelf ware. Description: R-13 kraft faced fiber glass insulation is formaldehyde free insulation protected on one side with moisture resistant kraft facing. R-13 kraft faced rolls are perfect for insulating exterior 15 in., 2 in. x 4 in. walls where moisture control is required. One roll covers 40 sq. ft. For use in 2 in. x 4 in. wood-framed walls Rolls are designed for long, unobstructed spaces with 16 in. on-center stud spacing Facing provides built-in vapor retarder for moisture control Improves energy efficiency and provides sound control JM is a partner of the seal and insulate with ENERGY STAR program Fitment: For use in 2 in. x 4 in. wood-framed walls. Rolls are designed for long, unobstructed spaces with 16 in. on-center stud spacing. MPN: B-1284 UPC Code: 8 Reviews: https://www.homedepot.com/p/Johns-Manville-R-13-Kraft-Faced-Fiberglass-Insulation-Roll-15-in-x-32-ft-B1284/100317834 Shipping: Box Dimensions: 18 x 17 x 16” Box Weight before packing: 11 lb Actual Ship Weight: 12 lb, 0.0 oz (Twelve Pounds)