National Gypsum 1/2 in. Permabase 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.
As low as $19.49
each
- Lifetime Limited Warranty on PermaBase Interior Applications. 15-Year Limited Warranty on PermaBase Exterior Applications. 30-Year Limited Warranty on PermaBase Interior Commercial Applications.
- Reinforced edge with EdgeTech technology allows for closer fastener application of nails or screws at the edge without crumbling or spinout. PermaBase is highly moisture resistant, and will not rot, disintegrate or swell when exposed to water.
- Can be cut utilizing a standard utility knife and straight edge. With PermaBase's unique core composition, little or no additional labor is needed to clean the edge after a cut. 1/2" PermaBase may be used in 1 hour and 2 hour rated assemblies and is UL Classified.
- PermaBase is impact resistant, extremely durable and dimensionally stable. It has excellent overall flexural, compressive, and tensile strength characteristics. PermaBase has a smoother finish than other brands and has no open edges, which reduces hand chafing.
| Type | Cement Board |
|---|---|
| Size | 3 ft. x 5 ft. |
| Thickness | 1/2 in. |
| Brand | National Gypsum Co |
PermaBase is ideally suited as an underlayment or backing surface for tub and shower surrounds, countertops, flooring and a variety of other interior and exterior applications.
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