Dupont Thermax Heavy Duty 4' x 8' - All Sizes Thickness:1" It is made from bio-based

It is made from bio-based and renewable materials and contains no formaldehyde or harsh chemicals

Size: 12 OZ

does not rot

Induction-hardened edge offers 75% longer-lasting blade life

Dupont Thermax Heavy Duty 4' x 8' - All Sizes Thickness:1" It is made from bio-basedThe Dupont Thermax Heavy Duty Board is a premium grade insulation panel engineered for demanding applications that require exceptional durability, fire resistance, and thermal performance. Constructed with a rigid polyisocyanurate (PIR) foam core and reinforced heavy duty aluminum facers, this board offers superior insulation while maintaining structural strength. Ideal for industrial facilities, warehouses, commercial buildings, and exterior walls,