FOAMULAR 250 R-7.5 XPS Foam Board, 1-1/2 in. x 4 ft. x 8 ft.

Rigid XPS foam board insulation delivering R-7.5 thermal performance in a 1-1/2 in. thick, 4 ft. x 8 ft. panel with square edges. Durable 25 psi compressive strength resists moisture and retains R-value, ideal for exterior sheathing, foundations, and basements.

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Key Features:

• High Thermal Efficiency: R-7.5 in a 1-1/2 in. thick XPS panel helps reduce energy loss
• Moisture Resistant: Low water absorption to maintain R-value in wet conditions
• Durable Strength: 25 psi compressive strength suitable for sheathing and below-grade applications
• Easy to Work With: Lightweight, unfaced boards score, cut, and install without special tools
• Low Emissions & Certifications: GREENGUARD certified; formaldehyde-free with limited lifetime warranty

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Insulation Type	Extruded Polystyrene (XPS) Rigid Foam Board
Model/Item	FOAMULAR 250
Compressive Strength	25 psi
Thickness	1.5 in
Width	48 in
Length	8 ft
Coverage Area	32 sq ft per board
R-Value	R-7.5
Edge Type	Square Edge
Faced or Unfaced	Unfaced
Interior/Exterior	Exterior
Compatible Install Surface	Plywood, Wood
Number of Pieces	1
Product Weight	6.7 lb
Sheathing Type	XPS
Features	Formaldehyde Free; GREENGUARD Certified; Mildew resistant; Exceptional moisture resistance
Warranty	Limited Lifetime
Pack Size (retailer info)	8 (varies by retail pack; board sold individually)

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Frequently Asked Questions (FAQ):

Q: Can this board be used outdoors or below grade?
A: Yes—commonly used for exterior wall sheathing and foundations; verify local code for vapor retarder/barrier requirements.

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Q: Does it need to be covered when installed indoors?
A: Yes, FOAMULAR NGX must be covered by a 15-minute thermal barrier such as drywall when used inside.

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Q: Is it easy to cut to size?
A: Yes, panels are lightweight and can be scored and snapped or cut with common utility knives.

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Q: What is the coverage of each board?
A: Each 4 ft. x 8 ft. sheet covers 32 sq. ft.

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Q: What is the compressive strength and edge type?
A: Compressive strength is 25 psi; this variant has square edges.

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A Bold, Modern Layer of Performance

This sleek, pink panel brings a chic, architectural polish to behind-the-scenes surfaces while elevating thermal comfort. Its crisp square edge and resilient XPS core create a clean, uniform envelope for walls and foundations. Pair it with smooth exterior cladding for a refined, energy-forward façade. It’s a quiet essential—smart, streamlined, and fundamental to luxurious living.

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Upgrade your envelope with FOAMULAR 250 and lock in high R-value performance—add to cart today.

Warranty

Installation