FOAMULAR 400 R-10 XPS Foam Board, 2″ x 4′ x 8′

High-performance extruded polystyrene (XPS) insulation board with 40 psi compressive strength for heavy-load applications. Offers R-10 thermal resistance at 2-inch thickness and square edges for flush installs.

Key Features:

• High Compressive Strength: 40 psi for under-slab, foundation, and commercial roof applications
• Energy Efficient: R-10 thermal resistance at 2-inch thickness helps reduce heat loss
• Moisture Resistant: XPS core retains R-value even in wet conditions
• Easy to Work With: Lightweight panels score, snap, and cut cleanly without special tools
• Sustainable NGX Formulation: Blowing agent designed to significantly reduce global warming potential

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Can this board be used below grade or under slabs?
A: Yescommonly used for exterior foundation walls and under-slab applications due to its 40 psi compressive strength and moisture resistance.

Q: Does it need to be covered indoors?
A: YesXPS foam cannot be left exposed and must be covered by a 15-minute thermal barrier such as drywall when used indoors.

Q: What surfaces is it compatible with?
A: Concrete, wood, and plywood.

Q: Is the board faced or unfaced?
A: Unfaced.

Q: What are the panel dimensions and coverage?
A: Each board is 2 in thick, 48 in wide, and 8 ft long, covering 32 sq ft.

Sculpted Strength, Modern Warmth

This XPS board brings precision and pink-hued confidence to high-performance builds. Its crisp square edge and slim 2-inch profile glide into tight assemblies, delivering steadfast insulation without bulk. Use it to create a clean, continuous thermal layer behind cladding or beneath polished concrete for a seamless envelope. Its a quiet essentialpowerfully functional and undeniably refined.

Upgrade your envelope with FOAMULAR 400 and lock in durable, R-10 energy savings for your next project.

Warranty

Installation