Is ROCKWOOL Fiberglass Insulation?
Is ROCKWOOL Fiberglass Insulation? Whereas rockwool fibers are spun from liquid rock, fiberglass is spun from liquid glass and glued together with a resin. It is one of the most popular insulation materials and is cost-effective with an R-value comparable to rockwool. Is ROCKWOOL good insulation? Rockwool is comparable with EPS in terms of its