Press Releases

National Gypsum Introduces PermaBASE® WP Waterproof Cement Board™

Jan 27, 2020

New product combines the strength and benefits of PermaBASE with a proprietary waterproofing formulation

CHARLOTTE, N.C. (January 27, 2020) – National Gypsum Company has introduced a new product in its line of PermaBASE® BRAND cement boards. PermaBASE® WP Waterproof Cement Board™ combines the strength and benefits of PermaBASE with a proprietary waterproofing formulation.

PermaBASE WP is intended for use in wet areas around tubs and showers in instances where liquid waterproofing has historically been applied over cement boards. Using this product, and treating joints and fastener heads, eliminates the need for additional waterproofing application.

The product features of PermaBASE WP include:

  1. Waterproof Core
  2. Moisture & Mold Resistant
  3. EdgeTech® Reinforced Edge
  4. Easier Cut & Faster Install
  5. Smoother Surface/Stronger Bond
  6. True 1/2" Thickness
  7. Lighter Weight

“National Gypsum is committed to creating innovative products with performance benefits that are highly desired by industry professionals,” stated Tony Fuller, product manager for PermaBASE at National Gypsum. “PermaBASE WP is lightweight and has a smoother surface for a better tile bond, making it ideal for installers to use in wet areas.”

PermaBASE WP is available where PermaBASE products are currently sold. Contact your local PermaBASE representative to find out more.

For technical questions about PermaBASE WP or any other National Gypsum product, call 1-800-NATIONAL from 8:00a.m. – 4:45p.m. EST, Monday – Friday or email For technical specifications, please visit


Media Contact:
Beth Straeten, Corporate Communications Director


Cheryl Perry, Corporate Communications Manager


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