ROCKWOOL Comfortbatt® is a stone wool thermal batt insulation for exterior wood and steel studs. It's designed for exterior wall cavities, exposed floors, basements/crawlspaces and attic applications.

Comfortbatt features a unique flexible edge that allows for easy installation and helps prevent over compression to maintain its R-value, and is an effective way to improve a home’s energy efficiency.

Comfortbatt is noncombustible and fire resistant, and offers water and moisture resistance.

Features

• Wide range of available R-values
• Noncombustible and fire resistant
• Long term thermal performance
• Water and moisture resistant
• Easily cut with a serrated knife
• Inorganic, does not promote mold growth

65 sq ft/bag