Explore GTD Supply's wide selection of waterproofing membranes, essential for durable shower systems. The waterproofing membranes in our selection provide a strong barrier against water infiltration and are suitable for various shower sizes and styles. Ideal for contractors and DIY projects, they ensure long-lasting protection for both subfloors and walls. Shop now for quality waterproofing membranes and safeguard your shower installations.
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Kiesel Polyethylene Preformed Shower Waterproofing Membrane Inside Corner, for Shower Base and Shower Curb Corner, for Ceramic Tile Flooring Underlayment (60180)
Regular price$24.05 CAD
Sale price
$18.33 CAD
Save 23%
GTD Supply Shower Waterproofing Membrane, 323 Sq Ft Roll for Ceramic Tile And Stone Tile, 20 Mil Thick Wall And Flooring Underlayment
Regular price$507.13 CAD
Sale price
$390.10 CAD
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Kiesel Polyethylene Preformed Shower Waterproofing Membrane Outside Corner, for Shower Base and Shower Curb Corner, for Ceramic Tile Flooring Underlayment (60181)
Regular price$24.05 CAD
Sale price
$18.33 CAD
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Profilitec Foiltec Waterproof Membrane, 20-323 Sq Ft Rolls, 15 Mil Thick, Laminated Polyethylene Flooring Underlayment for Wall and Floor Coverings
Regular price$65.42 CAD
Sale price
$49.65 CAD
Save 54%
Profilitec Foiltec Waterproof Membrane, 323 Sq Ft (3.3 Ft x 98.5 Ft) Roll, 15 Mil Thick, Laminated Polyethylene Flooring Underlayment for Wall and Floor Coverings
Regular price$747.00 CAD
Sale price
$343.28 CAD
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Profilitec Folitec Modified Polyethylene Preformed Shower Waterproofing Inside Corner, 90 Degree, for Ceramic Tile Flooring Underlayment, 2 Pcs Pack
Regular price$23.32 CAD
Sale price
$18.05 CAD
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Bardalas Waterproofing Vapor Retarder Polyethylene Membrane Roll, Anti-Fracture Mat, Underlayment for Ceramic & Stone Tile
Regular price$109.90 CAD
Sale price
$59.72 CAD
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Prodeso Proband Waterproofing Seam Tape Vapor Retardant Polyethylene Membrane Band, 6" x 16', with Non Woven Layers for Tile Underlayment, Shower Waterproofing, Steam Rooms, PRBPE 1505
Regular price$66.95 CAD
Sale price
$58.46 CAD
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ARDEX UD146 Edge Insulation Strip – FLEXBONE Underlayment Accessory, 65.5 ft Roll x 4.5 in Wide
Regular price$139.00 CAD
Sale price
$129.43 CAD
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ARDEX SK-175 Polyethylene Preformed Waterproof Membrane Seamless Outside Corners, 2 Pcs Pack, with a Non-Woven Polypropylene for Ceramic Tile Flooring Underlayment
Regular price$49.00 CAD
Sale price
$34.47 CAD
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Kobau 5M Shower Waterproofing Vapor Retarder Crack Prevention Polyethylene Membrane Band, 4-3/4 Inch Strip for Ceramic Tile And Natural Stone Tile, Flooring Underlayment For Bathroom
Regular price$39.00 CAD
Sale price
$30.43 CAD
Save 13%
Laticrete Waterproofing and Anti-Fracture Reinforcing Fabric, 300 Sq Ft (38 In Wide) Roll for 9235 Liquid Membrane, for Tile and Stone Installations
Regular price$199.90 CAD
Sale price
$173.17 CAD
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Kobau 30M Shower Waterproofing Vapor Retarder Crack Prevention Polyethylene Membrane Band, 4-3/4 Inch Strip for Ceramic Tile And Natural Stone Tile, Flooring Underlayment For Bathroom
Regular price$64.90 CAD
Sale price
$36.31 CAD
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Laticrete HYDRO BAN Waterproofing Vapor Retarder Membrane, 54 Sq Ft Roll for Ceramic Tile and Stone Tile, Flooring Underlayment for Bathroom, Steam Room, Shower, or Tub Surrounds (9455-054-2)
Regular price$227.00 CAD
Sale price
$108.94 CAD
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Kiesel Uncoupling, Sealing, and Waterproofing Membrane, 323 Sq Ft Roll, Thin Flooring Underlayment for Indoor Walls and Floors, Alkali Resistant Mat for Kitchen and Bathroom Floor Tile (60337)
Regular price$512.11 CAD
Sale price
$361.68 CAD
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PROVA-MAT Vapor-retarder Polypropylene Waterproofing Membrane, 108 Sq Ft Roll, 17 Mil Thick, Ideal for Shower, Laundry Room, Bathroom, Kitchen, Backsplash, Steam Room (TT8002RED10R)
Regular price$178.89 CAD
Sale price
$137.61 CAD
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Schluter Systems KERDI-FLEX Lightweight, Polyethylene, Vapor Retardant, Waterproofing Membrane Joint Sealing Strip Roll, 12 mil Thickness - 10" x 98' 5" (FLEX250/30)
Regular price$489.03 CAD
Sale price
$243.77 CAD
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ARDEX TLT 708 3/4" Drain Flashing for Waterproof Shower Systems with Seamless One-Piece Design, Clamping Ring Drain Compatibility and Reliable Watertight Protection (40062)
Regular price$49.90 CAD
Sale price
$22.96 CAD
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Mapei Mapeguard WP 200 Uncoupling Crack Isolation Waterproofing Membrane, 54 Sq Ft Roll for Ceramic Tile And Stone, 20 Mil Thick Flooring Underlayment
Regular price$199.00 CAD
Sale price
$88.65 CAD
Save 47%
Profilitec Foiltec Lightweight Polyethylene Vapor Retardant Waterproofing Membrane Joint Sealing Strip Roll, with Folding Memory - 6 Inches x 33 Feet (FOILTEC/15/10)
Regular price$69.00 CAD
Sale price
$36.28 CAD
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IB Tools Shower Waterproofing Membrane, 215 Sq Ft Roll for Ceramic Tile And Stone Tile, 20 Mil Thick Wall And Flooring Underlayment
Regular price$259.00 CAD
Sale price
$141.23 CAD
Save 48%
IB Tools Shower Waterproofing Membrane, 108 Sq Ft Roll for Ceramic Tile And Stone Tile, 20 Mil Thick Wall And Flooring Underlayment
Regular price$159.00 CAD
Sale price
$82.69 CAD
Save 48%
IB Tools Shower Waterproofing Membrane, 54 Sq Ft Roll for Ceramic Tile And Stone Tile, 20 Mil Thick Wall And Flooring Underlayment
Regular price$99.00 CAD
Sale price
$51.24 CAD
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ARDEX TLT 718 Waterproofing Vapor Retarder Membrane, 53 Sq Ft Roll for Ceramic Tile And Stone Tile, Flooring Underlayment for Commercial Steam Showers
Regular price$155.87 CAD
Sale price
$82.63 CAD
Save 63%
ARDEX SK DRAIN Pre-Cut Drain Tie-In Fabric – Premium Non-Woven Polyester Mesh for Waterproofing & Crack Isolation with ARDEX 8+9™, Interior & Exterior Use, Durable & Easy to Install
Regular price$109.00 CAD
Sale price
$40.25 CAD
Save 55%
Bardalas Waterproofing Vapor Retarder Polyethylene Membrane, 108 Sq Ft Roll, Anti-Fracture Mat, Underlayment for Ceramic & Stone Tile
Regular price$199.00 CAD
Sale price
$89.44 CAD
Save 12%
ARDEX UD 158 Seam Reinforcement Mesh Strip – Alkali-Resistant Self-Adhesive Mesh Tape for Drainage & Uncoupling Systems, 4.125″ (105 mm) × 82′ (25 m) Roll (39903)
Regular price$136.00 CAD
Sale price
$119.90 CAD
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PROVA-MAT Vapor-retarder Polypropylene Waterproofing Membrane, 10-269 Sq Ft Rolls, 17 Mil Thick, Ideal for Shower, Laundry Room, Bathroom, Kitchen, Backsplash, Steam Room
Regular price$52.47 CAD
Sale price
$40.36 CAD
Save 36%
ARDEX TLT 716 Waterproofing Vapor Retarder Membrane, 108 Sq Ft Roll for Ceramic Tile And Stone Tile, Flooring Underlayment for Commercial Steam Showers
Regular price$252.00 CAD
Sale price
$161.69 CAD
Save 24%
PROVA-MAT Vapor-retarder Polypropylene Waterproofing Membrane, 54-269 Sq Ft Rolls, 17 Mil Thick, Ideal for Shower, Laundry Room, Bathroom, Kitchen, Backsplash, Steam Room
Regular price$96.65 CAD
Sale price
$73.91 CAD
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