Mineral wool and glass wool are fiber materials made from slag, rock, glass, and minerals that have been melted and spun into filaments. The fibers that comprise mineral wool, rock wool, slag wool, ...

Mineral stone wool insulation batts are slightly better insulators than the off-the-shelf fiberglass batts sold at most ...

Rockwool is a leading manufacturer of stone wool insulation and offer insulation products for the construction industry. Rockwool said it would build a new production line at its existing facility ...