edf4fecb_am_Insulation_Comparison_Chart__lose_and_Fiberglass_Insulation
[Spray Foam Insulation] Spray foams are plastics like polyurethane and may include agricultural products, like polyols refined from castor beans.
Cellulose insulation is recycled paper, mostly from newsprint. Fiberglass is tiny strands of glass.
Cellulose, Fiberglass and Spray Foam Insulation Comparison Chart
Cellulose and Fiberglass Insulation