Owens Corning R-5 (15 PSI) FOAMULAR NGX 150 1 in. x 4 ft. x 8 ft. Extruded Polystyrene Foam Board Insulation, Square Edge

Regular price $31.65

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FOAMULAR NGX 150 R-5 1" XPS Foam Board Insulation

High-performance FOAMULAR NGX 150 XPS rigid foam board delivers R-5 thermal resistance at 1-inch thickness with 15 PSI compressive strength. Its moisture-resistant, unfaced square-edge design is easy to score, snap, and install for basements, crawl spaces, exterior sheathing, and more.


Key Features:

  • Moisture Resistant XPS: Retains R-value even after exposure to wet soil or standing water.
  • Durable Strength: 15 PSI compressive strength suitable for walls, sheathing, and foundations.
  • Easy to Work With: Lightweight boards score-and-snap cleanly; no special tools required.
  • Sustainable NGX Formulation: >80–90% reduction in global warming potential vs. legacy FOAMULAR blowing agents.
  • Square-Edge Fit: 1 in. x 48 in. x 96 in. panels provide 32 sq. ft. coverage per sheet.

Specifications Table:

Specification Details
Insulation Type XPS rigid foam board (Extruded Polystyrene)
Model FOAMULAR NGX 150 (Square Edge)
Dimensions 1 in. thickness x 48 in. width x 96 in. length
Coverage Area 32 sq ft per panel
R-Value R-5 at 1 in. thickness
Compressive Strength 15 PSI
Edge Profile Square Edge
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 1 in. x 48 in.
Warranty Limited Lifetime (see manufacturer for details)

Frequently Asked Questions (FAQ):

Q: What are the board dimensions and coverage?
A: Each panel measures 1 in. x 4 ft. x 8 ft. and covers 32 sq. ft.


Q: Is this insulation faced?
A: No, it is unfaced XPS rigid foam.


Q: Where can I install it?
A: Suitable for interior/exterior use including basements, crawlspaces, cavity walls, and exterior sheathing; cover with a 15‑minute thermal barrier such as drywall when required by code.


Q: What is the R-value and compressive strength?
A: R-5 at 1-inch thickness with 15 PSI compressive strength (FOAMULAR 150).


Q: How heavy is each sheet?
A: Approximately 4.41 lb per panel.


Sleek Thermal Armor for Clean, Modern Envelopes

FOAMULAR NGX 150 wraps a home in a refined, uniform layer that quiets visual clutter and elevates build quality. Its crisp square edges and signature pink hue make for a confident, architectural detail behind finishes. Use it to create a continuous insulation layer on exterior sheathing for sharper lines and superior comfort. Consider it a foundational luxury—performance you feel, elegance you don’t see.


Upgrade your envelope with FOAMULAR NGX 150 today for fast installation, lasting R‑value, and a more efficient home.

Warranty

Installation

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