Description
RMax Thermasheath 4ft x 8ft Polyiso Rigid Foam Insulation Board - All Sizes is a professional-grade insulation solution for residential, commercial, and light-industrial construction. It is selected for dependable thermal performance, jobsite durability, and straightforward installation.
Key Benefits
- Professional-grade product for U.S. construction and maintenance projects
- Convenient packaging and clearly identified size or configuration options
- Suitable for contractors, installers, facility teams, and qualified DIY users
Specifications
| Brand | R-Max |
|---|---|
| Product Type | Polyiso Insulation |
| Select Your Delivery Zone | Zone 1, Zone 2, Zone 3 |
| Thickness | 0.5", 0.75", 1", 1.5", 2", 2.5" (6 Pallets), 3" (6 Pallets), 3.5" (6 Pallets), 4" (6 Pallets), 4.5" (6 Pallets) |
| Cell Structure | Closed Cell |
| Length | 96" |
| Material Facing | Foil-Faced |
| Pallet Height (in.) | 48" |
| R-Value | R13.1 |
Important: Confirm dimensions, compatibility, coverage, local code requirements, and safe-use instructions before ordering or installation.








