
Dupont Thermax Heavy Duty 4' x 8' - All Sizes
Regular price $89.92 Sale price $84.52 Save $5.40The 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, Thermax Heavy Duty provides long-term energy efficiency and moisture protection even in the most challenging environments.
Key Features:
- Size: 4' x 8' (Standard Sheet)
- Finish: Heavy-Duty Aluminum Facing
- Material: Polyisocyanurate (PIR)
- Thermal Efficiency: High R-values for excellent insulation
- Strength: Enhanced compressive strength for demanding applications
- Application: Industrial walls, roofs, and commercial insulation projects
- Fire Resistance: Superior fire performance for exposed interior use
- Moisture Resistance: Exceptional resistance to water absorption
- Installation: Can be fastened or adhered for easy, secure application
| Thickness | R-Value | Sq Ft/Board |
|---|---|---|
| 0.5" | R3.3 | 32 |
| 0.75" | R5 | 32 |
| 1" | R6.5 | 32 |
| 1.5" | R9.8 | 32 |
| 1.55" | R11.4 | 32 |
| 2" | R13 | 32 |
| 2.5" | R15 | 32 |
| 3" | R18 | 32 |
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