Glass wool, also referred to as fiberglass insulation, is made out of recycled glass and sand melted at significant temperatures and spun into good fibers. These fibers are then bonded collectively to produce a lightweight, flexible, and sturdy material. Its exclusive framework traps air, which makes it an outstanding insulator https://ricardoonjey.vidublog.com/35586161/air-conditioning-insulation-material-for-dummies