Owens Corning
Owens Corning R-12.5 (25 PSI) FOAMULAR NGX 250 XPS Foam Board Insulation, 2-1/2 in. x 4 ft. x 8 ft., Scored Square Edge
Out of stock — available on backorder
SKU 30ENGX
The price on the page is the price.
Find it, price it, order it — without a phone call. Questions on spec, quantity, or freight? Contact us.
Buying more than one thing? Start your list — however you have itFreight and delivery are calculated at checkout — no surprise charges.
Details
FOAMULAR NGX 250 R-12.5 XPS Foam Board, 2.5 in. x 4x8, Scored
High-performance extruded polystyrene (XPS) board delivering R-12.5 thermal resistance at 2.5 in. thickness with 25 PSI compressive strength. The NGX formulation offers exceptional moisture resistance and easier scoring and snapping for quick installs on foundations, exterior sheathing, and cavity walls.
Key Features:
- High R-Value: R-12.5 at 2.5 in. thickness for reliable thermal performance
- Durable Strength: 25 PSI compressive strength handles tough jobsite and load demands
- Moisture Resistant: XPS core resists water absorption to help maintain R-value
- Easy to Cut & Install: Scored square edge snaps cleanly into 16 in. or 24 in. widths; no special tools needed
- Sustainability Forward: NGX blowing agent reduces global warming potential vs. prior FOAMULAR formulations
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Insulation Type | XPS Rigid Foam Board |
| Product Thickness | 2.5 in |
| Product Width | 48 in |
| Product Length | 8 ft (96 in) |
| Coverage Area | 32 sq ft per board |
| R-Value | R-12.5 |
| Compressive Strength | 25 PSI (FOAMULAR NGX 250) |
| Edge Profile | Scored Square Edge (factory scored for 16 in. or 24 in. widths) |
| Faced or Unfaced | Unfaced |
| Interior/Exterior | Interior/Exterior |
| Compatible Install Surface | Concrete, Plywood, Wood |
| Insulation Features | Formaldehyde Free, Moisture Retardant, Mold Resistant, Water Resistant |
| Number of Pieces | 1 |
| Pack Size | 1 |
| Sheathing Size | 8 ft. x 2.5 in. x 48 in. |
| Sheathing Type | XPS |
| Product Weight | 11 lb |
| Warranty | Limited Lifetime |
| UPC | 047563722673 / 0047563722673 |
| Applications | Basement and crawl space walls, under slabs, attics, cavity walls, exterior sheathing |
Frequently Asked Questions (FAQ):
Q: Can this board be used indoors and outdoors?
A: Yes, it’s suitable for interior/exterior use including basement walls, exterior sheathing and cavity walls; follow local codes for required thermal barriers.
Q: Is the board faced?
A: No, this is an unfaced XPS foam board.
Q: What are the board dimensions and coverage?
A: Each board is 2.5 in. thick x 48 in. wide x 96 in. long and covers 32 sq. ft.
Q: Do I need special tools to cut it?
A: No. It’s scored to snap to width and can be easily cut with a utility knife.
Q: Does it have a warranty?
A: Yes, it carries a limited lifetime warranty; see manufacturer documentation for details.
Bold, Modern Thermal Armor for Clean-Lined Spaces
FOAMULAR NGX 250 brings a crisp, architectural precision to the building envelope, creating a seamless thermal shell that elevates comfort. Its signature pink panels and scored edges are a quiet design flex—functional beauty that installs with effortless lines. Float it behind cladding or foundation finishes to craft a tighter, quieter home; snap to 16 or 24 inches for perfectly rhythmic bays. This is the discreet luxury of performance—strong, moisture-resistant, and undeniably modern.
Upgrade your envelope with FOAMULAR NGX 250 and lock in lasting comfort, strength, and energy savings today.
Third-party marks are the property of their respective owners and do not indicate sponsorship or endorsement.