Grip-Rite RXCB351525 Stone Wool Insulation, 3.91 ft L, 47 in W, 3-1/2 in Thick, 59.7 sq-ft Coverage Area, R15 R-Value

Grip-Rite Stone Wool Insulation, Insulation Location: 2 x 4 Attics, Basements, Ceilings, Crawlspaces, Floors, Walls, 59.7 sq-ft Coverage Area, R-Value: R15, 3.91 ft L, 47 in W, 3-1/2 in Thick