Mineral stone wool insulation batts are slightly better insulators than the off-the-shelf fiberglass batts sold at most lumberyards and home centers. Mineral wool batts for 2×4 walls have an R ...

Rockwool is being celebrated as an important addition to the green economy. Rock-based insulation fire- and water-resistant, sound proof and durable. At the end of its 65+ year lifespan ...

Rockwool, Danish insulation manufacture with a U.S. base in West Virginia, is seeking contractors to help build s $175 million plant at Wallula Gap Business Park, east of Pasco. Rendering courtesy ...

Additionally, unlike fiberglass and cellulose insulations in the attic, stone wool insulation has virtually no shrinkage or rot issues. Bugs, varmints and other critters cannot feed off it.