Rockwool Comfortbatt Steel Stud R-15 3.5 x 24.25 x 48 inch Mineral Wool Thermal Batt Insulation 169088

Rockwool Comfortbatt is a mineral wool batt insulation designed for thermal resistance in steel framing.

It features a unique flexible edge that allows for easy installation and helps prevent over compression to maintain its R-value.

Non-combustible and fire resistant, Comfortbat will not develop toxic smoke or promote flame spread, even when exposed directly to a fire. It also offers water and moisture resistance and excellent sound absorbency.

Comfortbatt is an effective way to improve a home’s energy efficiency. It is GREENGUARD Gold Certified and contributes to a healthier indoor environment.

• Lightweight and easy to install
• Water resistant, stone wool does not rot or promote the growth of mildew, fungi or mold
• Non-combustible and fire resistant, stone wool works to contain a fire and prevent its spread
• Stone wool provides excellent noise reduction and sound absorption to help you create quieter, more productive environments

• Exterior Wood and Steel Framed Wall
• Attic and Cathedral Ceiling
• Exposed Floors and Crawlspace

• R-value: R-15
• Product Type: Thermal Batt Insulation
• Construction: Steel Stud
• Thickness: 3.5 inches
• Width: 24.25 inches
• Length: 48 inches
• Coverage Area: 64.7 Sq. ft
• Thermal resistance: Varied from R-10-R38 per ASTM C518
• Density: > 2 lb/ft³ (>32 kg/m³)
• Compliance: Mineral Fiber Thermal Insulation for Buildings, Type 1 Compliant
• Reaction to Fire: Flame Spread Index = 0; Smoke Developed Index = 0