Everbilt 36 in. x 48 in. x 1/4 in. XPS Foam Waterproof Back Board for Tile Floors (5-Pack) 41278 - The Home Depot

The 36 x 48 x 1/4 waterproof tile floor backer boards are used as a tile underlayment that works with all kitchen floors, bathroom floors, and

36 in. x 48 in. x 1/4 in. XPS Waterproof Backer Board for Tile Floors (30 per pallet)

Owens Corning FOAMULAR 150 1 in. x 4 ft. x 8 ft. R-5 Scored Square

Backer Board at

Everbilt 3.25ft. x 32ft. x 0.01in. Wallpaper Waterproofing Membrane Underlayment Roll for Drywall and Wall Surfaces EVBWP108 - The Home Depot

James Hardie HardieBacker 1/4 in. x 4 ft. x 8 ft. Cement Backerboard 220006 - The Home Depot

The 24 x 48 x 2 bench backer boards create a perfect waterproof seating solution (both shower benches and shower seats) for your shower, and are

24 in. x 48 in. x 2 in. XPS Waterproof Backer Board for Shower Benches and Seats (sold in carton of 3 - 24 sqft total)

Everbilt 36 in. x 48 in. x 1/4 in. XPS Waterproof Backer Board for

Goof Proof Shower Goof Proof Waterproofing Sheet Membrane Underlayment Inside Corner GPIC-Inside Corner - The Home Depot

Everbilt 36 in. x 48 in. x 1/4 in. XPS Foam Waterproof Back Board

Foam Board Insulation at Menards®

Owens Corning FOAMULAR 150 1 in. x 4 ft. x 8 ft. R-5 Scored Square Edge Rigid Foam Board Insulation Sheathing 20WE - The Home Depot

Everbilt 36 in. x 48 in. x 1/4 in. XPS Waterproof Backer Board for Tile Floors (30 per pallet) EVB3648060BP - The Home Depot