FOAMULAR 250 R-4 XPS Tongue & Groove Foam Board, 3/4 in. x 4 ft. x 8 ft.

Rigid XPS foam board insulation engineered for exterior sheathing and tough jobsite conditions. The FOAMULAR 250 delivers 25 psi compressive strength, moisture resistance, and easy score-and-snap installation with tongue & groove edges.

Key Features:

• Durable XPS Board: 25 psi compressive strength for exterior sheathing and heavy-duty use
• Energy Efficiency: R-4 thermal resistance in a 3/4 in. profile helps reduce heat loss
• Moisture Resistant: Retains R-value even after exposure to water; GREENGUARD certified for low emissions
• Easy to Work With: Lightweight, scores and snaps cleanlyno special tools needed
• Tongue & Groove Edge: Panels interlock for a tight fit and reduced air gaps

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Can this board be used on concrete or wood surfaces?
A: Yescompatible with concrete and wood install surfaces.

Q: Is the insulation faced?
A: No, it is unfaced XPS foam board.

Q: What are the panel dimensions and coverage?
A: Each panel is 3/4 in. thick, 4 ft. wide, and 8 ft. long, covering 32 sq. ft.

Q: What is the R-value of this thickness?
A: R-4 for the 3/4 in. thickness.

Q: Does it carry a warranty?
A: Yes, Limited Lifetime warranty; see manufacturer details.

Sleek, Seamless Insulation with Serious Performance

FOAMULAR 250s crisp pink panels create a clean, continuous thermal envelope that elevates any build from the bones up. The tongue-and-groove edge is a standout, locking boards together for a polished, gap-free plane. Use it behind siding or stucco to sharpen lines and boost comfort without bulk. Its a quiet essential for luxurious, energy-savvy living.

Upgrade your envelope with FOAMULAR 250 R-4 XPSorder today for a tighter, more efficient build.

Warranty

Installation