Nation Gypsum 5/8 in. Permase Cement Board, 3 ft. x 5 ft. Sheet
PermaBASE® Cement Board provides a durable surface designed to withstand prolonged exposure to moisture. Made with Portland cement, aggregate, and fiberglass mesh, it works well as an underlayment for tub and shower surrounds, countertops, flooring, and a variety of other interior and exterior applications. Lightweight and easy to install, our EdgeTech® Technology allows a closer nail or screw application.
Moisture & Mold Resistant
EdgeTech® Reinforced Edge
Easy to Cut
Interior and Exterior Use
As low as
$21.99
each
- Stays intact when exposed to water; will not rot, disintegrate, or swell.
- Achieves the industry’s lowest water-absorption rating (ASTM C473).
- Helps inhibit mold growth with the highest possible score on mold tests (ASTM D3273 and ASTM G21).
- Holds up to toughest conditions.
- Resists impact and remains dimensionally stable.
| Type | Cement Board |
|---|---|
| Size | 3 ft. x 5 ft. |
| Thickness | 5/8 in. |
| Brand | National Gypsum Co |
| Manufacturer Code | 500000066 |
Interior Applications
For interior application information, click here.
Lifetime Limited Warranty for Residential Interior applications.
30-year Limited Warranty for Commercial Interior applications.
Exterior Applications
For exterior application information, click here.
15-year Limited Warranty for Exterior applications.
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