FOAMULAR 150 R-5 1" XPS Foam Board Insulation, 4' x 8'
Rigid FOAMULAR 150 extruded polystyrene (XPS) board delivers R-5 thermal performance in a 1-inch thickness with 15 PSI compressive strength. Lightweight, easy to score and snap, and moisture-resistant for use on walls, basements, and exterior sheathing.
Key Features:
- Energy-Saving XPS: Closed-cell XPS resists moisture and retains R-value in extreme temperatures
- Durable Strength: 15 PSI compressive strength suitable for walls, attics, garages, and sheathing
- Easy to Work With: Scores and snaps cleanly; easy to cut, form, and fit
- Versatile Applications: Interior/exterior use on wood, plywood, and concrete surfaces
- Healthy Home Choice: Formaldehyde-free and GREENGUARD Gold Certified
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
| Insulation Type | Extruded Polystyrene (XPS) Rigid Foam Board |
| Model / SKU | 20WE |
| Compressive Strength | 15 PSI |
| R-Value | R-5 |
| Thickness | 1 in |
| Width | 48 in (4 ft) |
| Length | 8 ft |
| Coverage Area | 32 sq ft per board |
| Edge Type | Tongue and Groove (product title); also available in Scored Square Edge per variant listings |
| Faced or Unfaced | Unfaced |
| Interior/Exterior | Interior/Exterior |
| Compatible Install Surface | Plywood, Wood |
| Insulation Features | Formaldehyde Free; GREENGUARD Gold Certified; contains minimum 20% recycled content (SCS certified) |
| Moisture Resistance | Closed-cell XPS resists moisture and retains R-value after exposure |
| Sheathing Type | XPS |
| Number of Pieces | 1 |
| Pack Size | 4 (retailer pack option) |
Frequently Asked Questions (FAQ):
Q: Can this insulation be used both indoors and outdoors?
A: Yes, FOAMULAR 150 can be used on interior and exterior walls; verify local codes for vapor retarder requirements.
Q: Does it help with soundproofing?
A: No. FOAMULAR products are not rated for STC and should not be used for soundproofing.
Q: What are the board dimensions and R-value?
A: Each board is 1 in. thick, 4 ft. wide, and 8 ft. long, covering 32 sq. ft., with an R-5 value.
Q: Is the board faced or unfaced?
A: Unfaced rigid foam board.
Q: What cutting tools are needed?
A: No special toolsscore with a utility knife and snap to size.
Sleek Thermal Armor for Clean, Modern Envelopes
This crisp pink panel brings tailored efficiency to the building envelope, wrapping spaces in a refined, continuous layer of comfort. The smooth XPS surface and tidy score lines create an orderly, modern aesthetic during install while delivering steadfast R-value. Use it as exterior sheathing to sharpen facade lines and reduce thermal bridging, then finish with streamlined cladding for a luxe, quiet presence. Its a discreet essential that elevates performance to a standard of everyday luxury.
Upgrade your envelope with FOAMULAR 150 today for dependable R-5 performance and easy, moisture-resistant installation.
Warranty
Installation
