RedGard 39.4 in. W x 16.5 ft. L x 3 mm T Uncoupling Mat for Tile, Ceramic, Porcelain, Stone
$2.13 /sq. ft.
Covers 54 sq. ft.
$115.00
Pay $90.00 after $25 OFF your total qualifying purchase upon opening a new card. 
Apply for a Home Depot Consumer Card- Helps prevent cracks in tile and grout
- Use to replace 1/4" (6 mm) backerboard in flooring installations
- No fasteners required
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