Dupont Thermax Heavy Duty 4' x 8' - All Sizes Thickness:1" 100% Natural & SustainableMade entirely

100% Natural & SustainableMade entirely from ethically sourced

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

62 In 25 In x 47 In 22

with a low noise level of just 54 dB on the lowest setting

Dupont Thermax Heavy Duty 4' x 8' - All Sizes Thickness:1" 100% Natural & SustainableMade entirelyThe 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,