ROCKWOOL R-23 ComfortBatt Fire Resistant Stone Wool Insulation Batt 23 in. x 47 in. (5-Bags)

Roxul ComfortBatt R-23 Fire Resistant Thermal Home Insulation. Whether you are building new or renovating your home, use Roxul ComfortBatt Thermal Home Insulation in your exterior walls, attic, ceiling and floor frames for top thermal performance. With its high density, non-directional fiber structure and unique flexible edge, Roxul ComfortBatt is designed to deliver a better fit providing heating and cooling energy savings.