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Rockwool Comfortbatt® Stone Wool Insulation

RockWool

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Comfortbatt^® is a stone wool insulation product for use in wood and steel framing in both new residential and commercial builds and renovations. This semi-rigid batt has a unique flexible edge designed to compress as the batt is inserted into walls, attics, ceilings and floor frames.

Overview

Comfortbatt® Thermal Batt Insulation

ROCKWOOL Comfortbatt® is a semi-rigid stone wool thermal batt insulation for exterior wood and steel stud applications.

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, Comfortbatt® 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.

Applications

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

Specification & Sizes

Compliance

Mineral Fiber Thermal Insulation for Buildings, Type 1 Compliant

Density

> 2 lb/ft³ (>32 kg/m³)

Dimensions

Wood Stud 16" (406 mm) on center: 15.25" x 47" (387 mm x 1194 mm)

Wood Stud 24" (610 mm) on center: 23" x 47" (584 mm x 1194 mm)

Steel Stud 16" (406 mm) on center: 16.25" x 48" (413 mm x 1219 mm)

Steel Stud 24" (610 mm) on center: 24.25" x 48" (616 mm x 1219 mm)

Reaction to fire

Non-Combustible

Thermal resistance

Varied from R-10-R38 per ASTM C518

Wood Stud	Steel Stud
R 14 (RSI 2.47) - 3.5" thick (89 mm)	R 10 (RSI 1.76) - 2.5" thick (64 mm)
R 22 (RSI 3.87) - 5.5" thick (140 mm)	R 14 (RSI 2.47) - 3.5" thick (89 mm)
R 24 (RSI 4.23) - 5.5" thick (140 mm)	R 22.5 (RSI 3.96) - 6" thick (152 mm)
R 28 (RSI 4.93) - 7.25" thick (184 mm)	R 24 (RSI 4.23) - 6" thick (152 mm)
R 32 (RSI 5.64) - 8" thick (203 mm)