Dupont Thermax Light Duty 4' x 8' - All Sizes

The Dupont Thermax Light Duty Board is a versatile and energy-efficient insulation panel designed for interior applications where a clean, finished look and moderate durability are required. Featuring a polyisocyanurate (PIR) foam core and a durable reflective aluminum facer, it offers excellent thermal insulation performance and moisture resistance. Perfect for use in basements, crawl spaces, utility rooms, and commercial interiors, Thermax Light Duty helps maintain consistent indoor temperatures while reducing energy costs.

Key Features:

• Size: 4' x 8'
• Finish: Reflective Aluminum
• Material: Polyisocyanurate (PIR)
• Thermal Efficiency: High R-values for superior insulation
• Application: Walls, ceilings, basements, and interior spaces
• Moisture Resistance: Excellent performance in damp environments
• Installation: Easy to cut, handle, and install using adhesive or fasteners
• Appearance: Smooth aluminum surface suitable for exposed use

 

Thickness	R-Value	Sq Ft/Board
0.5"	R3.3	32
0.75"	R5	32
1"	R6.6	32
1.5"	R9.8	32
1.55"	R10	32
2"	R13	32
2.5"	R15	32
3"	R18	32