Fiberglass Insulation Wool – R-12 – 3.5" x 11" x 48"

This pink fiberglass insulation wool delivers an R-12 thermal performance value for walls, floors, and wood-framed cavities. Sized at 3.5 inches thick by 11 inches wide by 48 inches long, each batt fits standard stud spacing and installs without special tools. The soft fiberglass composition allows the batt to conform to irregular cavities, ensuring consistent coverage with minimal gaps. Suitable for new construction and renovation projects, it helps reduce heat loss in both residential and light commercial applications. Coverage is 146.6 sq ft per package.