Intertek Directory of Building Products

ROCKWOOL Cavityrock, Comfortboard 80 and Comfortboard 110 Continuous Insulation for use on Exterior Walls Company: ROCKWOOL

ROCKWOOL Cavityrock® is a semi-rigid stone wool insulation board designed for exterior cavity wall and rainscreen applications. Cavityrock is available as a dual-density insulation board with nominal density of 6.2 lbs/ft3 for the outer layer and 4.1 lbs/ft3 for the inner layer for thicknesses ≥ 2.5 inches. Cavityrock is also available with a nominal monolithic density of 4.4 lbs/ft3 for thicknesses less than 2 inches. Cavityrock is available in various dimensions, including 16 in. x 48 in. and 24 in. x 48 in. panels. The product thickness certified by Intertek is 2 in. to 8 in.
 
ROCKWOOL Comfortboard® 80 and Comfortboard® 110 are non-structural rigid mineral wool insulation sheathing boards that provide a continuous layer of insulation around the building envelope. Both products are available in various dimensions, including 24 in. x 48 in., 36 in. x 48 in., and 48 in. x 72 in. with nominal densities of 8 lb/ft3 and 11 lb/ft3 for Comfortboard® 80 and Comfortboard® 110, respectively. The product thickness certified by Intertek is 1.5 in. to 8 in.


FIRE RATINGS
Fire Test Design Number
NFPA 285 R/MFF 30-01
Listing Report Return to Search
Attributes
CriteriaNFPA 285 (2012)
CriteriaNFPA 285 (2022) Ed.2023
CSI Code07 21 00 Thermal Insulation
CSI Code07 81 00 Applied Fireproofing
CSI Code07 81 33 Mineral-Fiber Fireproofing
Listing SectionWALL ASSEMBLIES
Spec ID39535
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