Rigid extruded polystyrene (XPS) board delivering R-10 thermal performance at 2 inches with 25 PSI compressive strength. Lightweight, easy to cut, and moisture resistant—ideal for interior/exterior foundation walls, sheathing, cavity walls, basements, and crawlspaces.
Key Features:
High R-Value Efficiency: R-10 at 2 inches helps reduce energy loss in walls and foundations
Durable Strength: 25 PSI compressive strength stands up to jobsite and in-service loads
Moisture Resistance: Closed-cell XPS resists water absorption to help maintain thermal performance
Easy to Work With: Lightweight board scores and snaps cleanly—no special tools required
Sustainable Formulation: NGX blowing agent significantly lowers global warming potential
Specifications Table:
Specification
Details
Series Name
FOAMULAR NGX F-250
Insulation Type
Extruded Polystyrene (XPS)
Compressive Strength
25 PSI
R-Value (Thickness)
R-10 at 2 inches
Actual Thickness (Inches)
2
Actual Width (Feet)
4
Actual Length (Feet)
8
Coverage Area
32 sq ft per board
Edge Type
Tongue & Groove
Faced/Unfaced
Unfaced
Use Location
Indoor/Outdoor
Water Resistant
Yes
Vapor Retardant
Yes
Mold Resistant
Yes
Formaldehyde Free
Yes
ENERGY STAR Certified
Yes
GREENGUARD Gold Certified
Yes
For Use in Basements
Yes
For Use in Crawlspaces
Yes
For Use in Walls
Yes
For Use on Wood
Yes
Maximum R-Value
10
Package Quantity
1
Warranty
Limited lifetime
UNSPSC
30141500
Color
Pink
Frequently Asked Questions (FAQ):
Q: Can this board be used below grade or on foundation walls? A: Yes. It’s suitable for interior/exterior foundation walls, basements, and crawlspaces; follow local codes and flashing/drainage best practices.
Q: Does it have a facing? A: No. This panel is unfaced XPS.
Q: What are the actual dimensions and coverage? A: Each board is 2 in thick x 4 ft wide x 8 ft long, covering 32 sq ft.
Q: Is a vapor retarder needed? A: The board provides inherent vapor retarding; additional layers depend on local code and assembly design.
Q: How do I cut and install it? A: Score with a utility knife and snap to size; fasten per manufacturer guidance for the substrate using compatible adhesives/fasteners.
A Sleek Thermal Skin for Modern Envelopes
FOAMULAR 250 wraps a home in a crisp, uniform plane of blush-toned insulation that feels tailored and intentional. The 2-inch profile and tongue-and-groove edges create a tight, shadow-free surface that reads clean behind cladding. Pair it with warm wood siding or smooth stucco for a refined, energy-forward facade. It’s a quiet luxury—performance you can’t see, comfort you can feel.
Upgrade your envelope with FOAMULAR 250 and lock in long‑lasting comfort and energy savings—add it to your cart today.
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