Underlayment

Underpad, tile membranes, backer board, primers, self-levellers and shower waterproofing. 149 products. Free pickup at 4 locations: North York, Mississauga, Scarborough and Ottawa, or get delivery across Ontario, shipped from the nearest location with stock.

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Underlayment Vault Clearance

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Mapei Novoplan SP 50 lb 22.7 kg

MapeiNovoplan SP 50 lb 22.7 kg50 lbHome Depot ~~$41.98~~

Showing 1-48 of 149

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Wire Mesh - 27 in. x 84 in., 1.75 g, 15.75 sq ft/pc

UnderlaymentWire Mesh - 27 in. x 84 in., 1.75 g, 15.75 sq ft/pc1.75 g · 27 in.

Barricade Air Plus Subfloor Panel - 2 ft x 2 ft x 3/4 in.

BarricadeAir Plus Subfloor Panel - 2 ft x 2 ft x 3/4 in.3/4 in. · 2 ft

Cork 4 mm - 6 sq ft per Sheet

UnderlaymentCork 4 mm - 6 sq ft per Sheet4 mm

Wax Paper 750 sq ft (36 in. x 250 ft)

UnderlaymentWax Paper 750 sq ft (36 in. x 250 ft)36 in. · 250 ft

Cork 6 mm - 6 sq ft per Sheet

UnderlaymentCork 6 mm - 6 sq ft per Sheet6 mm

Barricade Insulated Subfloor Panel - 23.25-in x 23.25-in

BarricadeInsulated Subfloor Panel - 23.25-in x 23.25-in

Silver Foil 2 mm Underpad 200 sq ft

UnderlaymentSilver Foil 2 mm Underpad 200 sq ft2 mm · Silver

Mapei Novoplan SP 50 lb 22.7 kg

MapeiNovoplan SP 50 lb 22.7 kg50 lbHome Depot ~~$41.98~~

Sonopan Soundproofing Panels 4 ft x 8 ft x 3/4 in. (Ceiling and Walls)

UnderlaymentSonopan Soundproofing Panels 4 ft x 8 ft x 3/4 in. (Ceiling and Walls)3/4 in. · 4 ft

Red River 3 mm Underpad 100 sq ft

UnderlaymentRed River 3 mm Underpad 100 sq ft3 mm · Red

Mapei Novoplan 2+ - 50 lb

MapeiNovoplan 2+ - 50 lb22.7 kg

Sherwood Black Vinyl 1.5 mm Underpad 100 sq ft

SherwoodBlack Vinyl 1.5 mm Underpad 100 sq ft1.5 mm · Black

Blue Ocean 2 mm Ixpe Underpad 200 sq ft

UnderlaymentBlue Ocean 2 mm Ixpe Underpad 200 sq ft2 mm · Blue

Georgia-Pacific DensShield 1/2-inch x 32-inch x 60-inch Fiberglass Mat Tile Backer 2.6 ft x 5 ft

Georgia-PacificDensShield 1/2-inch x 32-inch x 60-inch Fiberglass Mat Tile Backer 2.6 ft x 5 ft2.6 ft

PermaBase Ultrabacker Cement Board - 1/4 in. x 3 ft x 5 ft

PermaBaseUltrabacker Cement Board - 1/4 in. x 3 ft x 5 ft1/4 in. · 3 ft

Mapei Ultraplan 1 Plus - 50 lb

MapeiUltraplan 1 Plus - 50 lb50 lb

Ardex Feather Finish Cement-Based Finishing Underlayment, 10 lb, Gray

UnderlaymentArdex Feather Finish Cement-Based Finishing Underlayment, 10 lb, Gray10 lb · Gray

Sonopan x - 4 x 4 x 7/16 in. (Floor & Impact)

UnderlaymentSonopan x - 4 x 4 x 7/16 in. (Floor & Impact)7/16 in.

Georgia-Pacific DensShield 1/2-inch x 4 Foot x 8 Foot Fiberglass Mat Tile Backer

Georgia-PacificDensShield 1/2-inch x 4 Foot x 8 Foot Fiberglass Mat Tile Backer

Mapei Planiprep SC - 10 lb

MapeiPlaniprep SC - 10 lb10 lb

PermaBase Cement Board - 1/2 in. x 3 ft x 5 ft

PermaBaseCement Board - 1/2 in. x 3 ft x 5 ft1/2 in. · 3 ft

Dura Mat Waterproof Membrane - Inside Corners

UnderlaymentDura Mat Waterproof Membrane - Inside Corners

Mapei Planipatch - 10 kg

MapeiPlanipatch - 10 kg10 kg

Mapei Planiprep PSC - 10 lb

MapeiPlaniprep PSC - 10 lb10 lb

PermaBase Plus Cement Board - 1/2 in. x 4 ft x 8 ft

PermaBasePlus Cement Board - 1/2 in. x 4 ft x 8 ft1/2 in. · 4 ft

Cork 2.5 mm - 6 sq ft per Sheet

UnderlaymentCork 2.5 mm - 6 sq ft per Sheet2.5 mm

Floortech Uncoupling Membrane 323 sq ft

FloortechUncoupling Membrane 323 sq ft

Dura Mat Waterproof Membrane - 10 m Roll (108 sq ft)

UnderlaymentDura Mat Waterproof Membrane - 10 m Roll (108 sq ft)10 m

Mapei Mapecem Quickpatch - 11,3 kg

MapeiMapecem Quickpatch - 11,3 kg11,3 kg

Dura Mat Waterproof Membrane - 5 in. x 42 ft Roll

UnderlaymentDura Mat Waterproof Membrane - 5 in. x 42 ft Roll5 in. · 42 ft

Mapei Primer L - 5 gal

MapeiPrimer L - 5 gal18.9 L

Oatey 41619 PVC Sheet 6 ft x 50 ft 40 MIL Gray Liner (LF) - Cut to Size

Oatey41619 PVC Sheet 6 ft x 50 ft 40 MIL Gray Liner (LF) - Cut to Size6 ft · Gray

Sherwood Super Sonic 5 mm Underpad 100 sq ft

SherwoodSuper Sonic 5 mm Underpad 100 sq ft5 mm

Glasroc 1/2-inch x 32-inch x 60-inch Fiberglass Tile Backer

UnderlaymentGlasroc 1/2-inch x 32-inch x 60-inch Fiberglass Tile Backer

Dura Mat Waterproof Membrane - 5 m Roll (54 sq ft)

UnderlaymentDura Mat Waterproof Membrane - 5 m Roll (54 sq ft)5 m

Floortech Floortecca Plus Uncoupling Membrane 323 sq ft

FloortechFloortecca Plus Uncoupling Membrane 323 sq ft

Dura Mat Waterproof Membrane - 25 m Roll (269 sq ft)

UnderlaymentDura Mat Waterproof Membrane - 25 m Roll (269 sq ft)25 m

Oatey 41602 Corner Dam PVC 40 MIL-48/PACKAGE

Oatey41602 Corner Dam PVC 40 MIL-48/PACKAGE

Mapei Mapeguard Um Roll 1 lin. ft (3.28 sq ft)

MapeiMapeguard Um Roll 1 lin. ft (3.28 sq ft)

Mapei Eco Prim Grip - 1 gal

MapeiEco Prim Grip - 1 gal3.78 L

Dura Mat Waterproof Membrane - Outside Corners

UnderlaymentDura Mat Waterproof Membrane - Outside Corners

Mapei Mapeguard Um Roll 323 sq ft

MapeiMapeguard Um Roll 323 sq ft

Mapei Mapelastic Aquadefense - 1 gal

MapeiMapelastic Aquadefense - 1 gal3.78 L

Mapei Eco Prim Grip - 3.5 gal

MapeiEco Prim Grip - 3.5 gal13.23 L

Mapei Ultraplan Lite 11,3 kg

MapeiUltraplan Lite 11,3 kg11,3 kg

Mapei Mapeguard Board Foam Backer Board - 3 ft x 5 ft x 1/2 in.

MapeiMapeguard Board Foam Backer Board - 3 ft x 5 ft x 1/2 in.1/2 in. · 3 ft

Mapei Primer T / 946 mL-1 qt

MapeiPrimer T / 946 mL-1 qt946 mL

Oatey 41620 5 ft x 6 ft 40 MIL Gray PVC Liner Kit

Oatey41620 5 ft x 6 ft 40 MIL Gray PVC Liner Kit5 ft · Gray