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Owens Corning FOAMULAR 250 (25 psi) R-7.5 XPS Foam Board Insulation, 1-1/2 in. x 4 ft. x 8 ft., Square Edge

Owens Corning FOAMULAR 250 (25 psi) R-7.5 XPS Foam Board Insulation, 1-1/2 in. x 4 ft. x 8 ft., Square Edge

$31.31 $39.14

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SKU: CSKJ321805296208
Category:

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.

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

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)

Frequently Asked Questions (FAQ):

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

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.

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.

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

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

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 faade. Its a quiet essentialsmart, streamlined, and fundamental to luxurious living.

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

Warranty

Installation

Shipping Info Standard Shipping
Cost: $25/Free Shipping We offer free shipping on orders over $30. Please check the free - shipping eligibility at checkout.
Delivery Time: It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances.

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