This Rockwool insulation is specifically engineered for exterior walls, cathedral ceilings, attics, basement walls, exposed floors, and heated crawl spaces. You will appreciate all of its qualities including excellent sound absorbency, easy to cut material, non-combustible, non-corrosive, water resistant. In addition to all of these features, it is chemically inert, does not rot or sustain vermin, does not promote mildew or fungi and is CFC and HCFC-free. The formula is made from natural and recycled materials. 7.25 x 15 x 47 in. Covers up to 29.9 sq. ft. R28. Stone wool.
This product is certified by GREENGUARD, attesting that it has less of an impact on indoor air quality. The concentrations of the total volatile organic compounds (VOCs) and formaldehyde are less than 0.5 mg/m3, reducing the impact on human health in the home.