Owens Corning R-7.5 (15 PSI) Extruded Polystyrene Foam Board Project Panel, 1-1/2 in. x 14-1/4 in. x 48 in.

Regular price $14.83

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R-7.5 XPS Foam Board Project Panel, 1.5 x 14.25 x 48 in.

High-performance extruded polystyrene (XPS) panel designed for 16 in. on-center stud cavities to boost thermal efficiency with an R-7.5 value. Lightweight, moisture-resistant, and easy to cut for basement and garage wall projects.


Key Features:

  • R-7.5 Thermal Performance: Improves energy efficiency in interior wall applications
  • Moisture-Resistant XPS: Closed-cell structure retains R-value even in damp environments
  • Project-Friendly Size: 1.5 in. thick, 14.25 in. wide, 48 in. long to fit 16 in. O.C. studs
  • Easy to Work With: Strong, lightweight board cuts cleanly with common tools
  • Unfaced Panel: Ready for covering with a 15-minute thermal barrier like drywall

Specifications Table:

Specification Details
Insulation Type Extruded Polystyrene (XPS) Foam Board
R-Value R-7.5
Faced/Unfaced Unfaced
Insulation Location Interior Wall
Interior/Exterior Interior
Compatible Install Surface Wood
Number of Pieces 1
Pack Size 1
Product Thickness 1.5 in
Product Width 14.25 in
Product Length 4 ft
Coverage Area 4.7 sq ft
Product Weight 0.558 lb
Sheathing Size 4 ft x 1.5 in x 14.25 in
Sheathing Type XPS
Compressive Strength 15 PSI
Warranty Limited Lifetime
Key Features Water resistant; easy to handle and install; dimensionally stable

Frequently Asked Questions (FAQ):

Q: Can I install this panel in basement or garage walls?
A: Yes, it’s ideal for unfinished basements and garages; cover with a 15‑minute thermal barrier such as gypsum drywall.


Q: What tools are needed to cut the panel?
A: A utility knife or saw works; the lightweight XPS cuts easily for precise fits.


Q: Is the panel water resistant?
A: Yes, the closed-cell XPS structure has extremely low water absorption and maintains R‑value in the presence of moisture.


Q: What are the exact dimensions?
A: 1.5 in. thickness, 14.25 in. width, and 48 in. length, covering approximately 4.7 sq ft per panel.


Q: Is it faced or unfaced?
A: Unfaced; apply appropriate coverings and finishes after installation.


Streamlined, High-Performance Warmth for Project Walls

This sleek pink panel delivers a tidy rhythm within stud bays, instantly elevating utility rooms and garages with polished thermal comfort. Its slim 14.25-inch profile slips neatly into 16-inch on-center framing, creating a continuous, modern plane. Pair it with crisp drywall and matte black hardware for a clean, contemporary envelope. A quiet essential that brings luxury-level efficiency to everyday spaces.


Upgrade your wall cavities with R‑7.5 Foamular NGX panels for fast, moisture-resistant insulation that’s easy to cut and install.

Warranty

Installation

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