Hardie® Backer Board with HydroDefense™ Technology
provides the unmatched strength, ease of use, and excellent tile
adhesion you’ve come to expect from Hardie® Backer Board—now with a
waterproof composition throughout the board.
That’s how the most preferred brand of backer board** got even better.
Hardie® Backer Board with HydroDefense™ Technology delivers
exceptional performance and rock solid protection for your customers,
your work, and your reputation.
*Passes ANSI A118.10 waterproofness