R-21 Comfortbatt® Mineral Wool Wood-Stud Thermal Insulation 5-1/2 in. x 23 in. x 47 in. (37.53 sq. ft.) | SAFBR23-CB-23-RW

Rockwool's Comfortbatt® Stone Wool Insulation is also highly effective at sound dampening, reducing noise transmission between rooms or floors. It is fire-resistant, offering added protection in the event of a fire, and is resistant to mold, mildew, and rot. This makes it a reliable choice for any building project, whether it's a new construction or a renovation. With its combination of performance and durability, Rockwool Comfortbatt® is an excellent choice for improving comfort and energy efficiency.

• Stone wool insulation product for use in wood and steel framing in both new residential and commercial builds and renovations
• Unique flexible edge designed to compress as the batt is inserted into walls, attics, ceilings and floor frames
• For use with wooden framing members
• Mineral fiber thermal insulation rated for buildings (Type 1 compliant)
• Non-combustible