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Waterproofing & Uncoupling Membrane

Tile Waterproofing & Uncoupling Membrane Systems

Explore our full range of premium membrane solutions designed for tile underlayment and crack isolation. This collection includes waterproofing membranes, uncoupling membranes, liquid waterproofing options, corner and pipe seals, banding, and underlayment rolls—perfect for protecting tile installations from moisture and substrate movement. Whether you're looking for a decoupling layer to reduce stress or a complete waterproofing system, we offer trusted products from leading brands like Wedi, GoBoard, USG, GURU, Dallas Specialty, Nuheat, SunTouch, Hydro-Blok, and Warmup. Shop reliable underlayment and waterproofing systems to ensure lasting performance and durability in every project.

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GoBoard 2-IN-1 Inside Outside Corners, 2-Pack, Back Side
GoBoard 2-IN-1 Inside Outside Corners, 2-Pack, Front Side Sold out

GoBoard® Waterproofing Corner (2-Pack)

Johns Manville
$21.64
$21.64 - $21.64
$21.64
$18.82
$18.82 - $18.82
$18.82
Out of stock

GoBoard® Corner is a pre-formed waterproofing accessory designed specifically to seal inside and outside corners in tile showers, steam rooms, and ...

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$21.64
$21.64 - $21.64
$21.64
$18.82
$18.82 - $18.82
$18.82
Sold out
Save up to $144.32 Save $0.00

GURU G-FLEX Uncoupling Membrane for Tile Underlayment & Waterproofing

GURU USA
$42.55 - $596.32
$42.55 - $596.32
$42.55
$31.80 - $452.00
$31.80 - $452.00
$31.80

GURU G-FLEX Uncoupling Membrane is a high-performance tile underlayment designed for tile installers and contractors seeking reliable crack isolati...

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$42.55 - $596.32
$42.55 - $596.32
$42.55
$31.80 - $452.00
$31.80 - $452.00
$31.80
Save up to $144.32 Save $0.00
Sold out

wedi Subliner Dry Waterproof Sealing Tape, 5"x32'8"

Wedi
$51.00
$51.00 - $51.00
$51.00
$40.17
$40.17 - $40.17
$40.17
Out of stock

wedi Subliner Dry Waterproof Sealing Tape is a versatile, high-performance solution for waterproofing structures, especially in showers and steam r...

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$51.00
$51.00 - $51.00
$51.00
$40.17
$40.17 - $40.17
$40.17
Sold out
Sold out

wedi Tub Sealing Tape with Waterproof Butyl Connection Strip, 4.75" x 11'

Wedi
$60.00
$60.00 - $60.00
$60.00
$48.14
$48.14 - $48.14
$48.14
Out of stock

The wedi® Subliner Dry Tub Tape is a high-performance sealing solution designed for waterproofing the perimeter of tubs. With its butyl-based adhes...

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$60.00
$60.00 - $60.00
$60.00
$48.14
$48.14 - $48.14
$48.14
Sold out
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