Membranes & Underlays

Shop Related Categories

Acoustic Membranes
Dura - Sous-couche acoustique Duraquiet en caoutchouc 30" x 60" - 3 mm (150 pi²)

Acoustic Membranes

Carpet Underlay
Carpenter - GOLDEN E-Z EXCELLENT 11mm sous-tapis - 30 sq yds

Carpet Underlay

Crack Isolation Membranes
Laticrete - STRATA_MAT - Membrane de découplage haute performance - 10 feuilles x 0,9 m² (10 pi²) ||0177-1010-2 - Ceramed

Crack Isolation Membranes

Decoupling Membranes and Underfloor Heating
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 2' 5" - 1/8" (7.75 sq ft) ||DITRAPSMA

Decoupling Membranes and Underfloor Heating

Plywood and Cement Boards
CGC - FIBEROCK - Panneau d'appui Aqua-Tough - 4 X 4 X 3/8"

Plywood and Cement Boards

Underlayments for Floating Floors and Hardwood
Roberts - Sous-couche pour bois franc et flottants First Step Premium 40" x 189' - 2 mm (630 sqft)

Underlayments for Floating Floors and Hardwood

Vapor Barriers & Liquid Retarders
Roberts - Retardateur de vapeur d'eau Aquabar "B" 36" x 167' (500 pi²)

Vapor Barriers & Liquid Retarders

Waterproofing Membranes
Ardex - ARDIFIX Low Viscosity Rigid Polyurethane - 21.2 oz ||12918

Waterproofing Membranes

Shop Related Categories
Acoustic Membranes
Dura - Sous-couche acoustique Duraquiet en caoutchouc 30" x 60" - 3 mm (150 pi²)

Acoustic Membranes

Carpet Underlay
Carpenter - GOLDEN E-Z EXCELLENT 11mm sous-tapis - 30 sq yds

Carpet Underlay

Crack Isolation Membranes
Laticrete - STRATA_MAT - Membrane de découplage haute performance - 10 feuilles x 0,9 m² (10 pi²) ||0177-1010-2 - Ceramed

Crack Isolation Membranes

Decoupling Membranes and Underfloor Heating
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 2' 5" - 1/8" (7.75 sq ft) ||DITRAPSMA

Decoupling Membranes and Underfloor Heating

Plywood and Cement Boards
CGC - FIBEROCK - Panneau d'appui Aqua-Tough - 4 X 4 X 3/8"

Plywood and Cement Boards

Underlayments for Floating Floors and Hardwood
Roberts - Sous-couche pour bois franc et flottants First Step Premium 40" x 189' - 2 mm (630 sqft)

Underlayments for Floating Floors and Hardwood

Vapor Barriers & Liquid Retarders
Roberts - Retardateur de vapeur d'eau Aquabar "B" 36" x 167' (500 pi²)

Vapor Barriers & Liquid Retarders

Waterproofing Membranes
Ardex - ARDIFIX Low Viscosity Rigid Polyurethane - 21.2 oz ||12918

Waterproofing Membranes

349 products
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Best selling
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 2' 5" - 1/8" (7.75 sq ft)
-10%
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 2' 5" - 1/8" (7.75 sq ft) ||DITRAPSMA

Schluter Systems

Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 2' 5" - 1/8" (7.75 sq ft)

SKU: DITRAPSMA Distributor SKU: DITRAPSMA

$24.36
$27.07
Schluter - KERDI-KERECK 90° Preformed Outside Corners (2-pack)
-10%
Schluter - KERDI-KERECK Coins extérieurs d'étanchéité préformés 90° (paquet de 2)

Schluter Systems

Schluter - KERDI-KERECK 90° Preformed Outside Corners (2-pack)

SKU: KERECK/FA2 Distributor SKU: KERECKFA2

$20.83
$23.15
Dura - Duraquiet - Rubber Acoustic Crack-Isolation Underlayment - 30" x 60" - 3 mm (150 sq ft)
-5%
Dura - Sous-couche acoustique Duraquiet en caoutchouc 30" x 60" - 3 mm (150 pi²)

Dura

Dura - Duraquiet - Rubber Acoustic Crack-Isolation Underlayment - 30" x 60" - 3 mm (150 sq ft)

SKU: DU5303060 Distributor SKU: DU5303060

$291.47
$306.80
AcoustiTECH - Confortima System - Conformita Kit with acoustic membrane for tiles (100 sq ft)
-5%
AcoustiTECH - Confortima System - Conformita Kit with acoustic membrane for tiles (100 sq ft) ||89600

AcoustiTECH

AcoustiTECH - Confortima System - Conformita Kit with acoustic membrane for tiles (100 sq ft)

SKU: 89600 Distributor SKU: AT89600

$313.45
$329.95
Roberts - 6 sq. ft. 2 ft. Wide x 3 ft. Long x 6 mm Thick Natural Cork Sound Dampening Underlayment Sheets (Sold by the Sheet)
-5%
Roberts - Feuilles de sous-couche en liège naturel insonorisant de 6 pi². 2 pi (larg.) x 3 pi (long) x 6 mm (ép.) (vendu à la feuille)||70-175-UN - Ceramed

Roberts

Roberts - 6 sq. ft. 2 ft. Wide x 3 ft. Long x 6 mm Thick Natural Cork Sound Dampening Underlayment Sheets (Sold by the Sheet)

SKU: 70-175-UN Distributor SKU: CRZ23-6

$12.25
$12.90
Ardex - ARDIFIX Low Viscosity Rigid Polyurethane - 21.2 oz
-2%
Ardex - ARDIFIX Low Viscosity Rigid Polyurethane - 21.2 oz ||12918

Ardex

Ardex - ARDIFIX Low Viscosity Rigid Polyurethane - 21.2 oz

SKU: 12918 Distributor SKU: AR-12918

$101.89
$104.50
AcoustiTECH - Ceramic Tile Acoustic Underlayment 31-1/2" x 38.1' - 3 mm (100 sqft)
-12%
AcoustiTECH - Ceramic Tile Acoustic Underlayment 31-1/2" x 38.1' - 3 mm (100 sqft) ||AT89977

AcoustiTECH

AcoustiTECH - Ceramic Tile Acoustic Underlayment 31-1/2" x 38.1' - 3 mm (100 sqft)

SKU: 89977 Distributor SKU: AT89977

$199.99
$226.15
Mapei - AquaDefense - Premium Waterproofing and Crack-Isolation Membrane - 3.79 L
-5%
Mapei - AquaDefense - Premium Waterproofing and Crack-Isolation Membrane - 3.79 L

Mapei

Mapei - AquaDefense - Premium Waterproofing and Crack-Isolation Membrane - 3.79 L

SKU: 01953 Distributor SKU: 94019-53

$139.70
$147.05
Roberts - Aquabar "B" Water Vapor Retarder 36" x 167' (500 sq ft)
-5%
Roberts - Retardateur de vapeur d'eau Aquabar "B" 36" x 167' (500 pi²)

Roberts

Roberts - Aquabar "B" Water Vapor Retarder 36" x 167' (500 sq ft)

SKU: 70-195 Distributor SKU: 70195

$71.15
$74.90
Pliteq - GenieMat RST - RST05 - Acoustic Underlayment - 4'x30' x 5mm (120 pi²)
Pliteq - Sous-couche acoustique GenieMat 4'x30' - 5mm (120 pi²)

Pliteq

Pliteq - GenieMat RST - RST05 - Acoustic Underlayment - 4'x30' x 5mm (120 pi²)

SKU: RST05 Distributor SKU: RST05

$390.35
Dura - Duracoustic - Rubber Acoustic Underlayment - 24" x 54" - 8 mm (108 sq ft)
-5%
Dura - Sous-couche acoustique Duracoustic en caoutchouc 24" x 54" - 8 mm (108 pi²)

Dura

Dura - Duracoustic - Rubber Acoustic Underlayment - 24" x 54" - 8 mm (108 sq ft)

SKU: DU3802054 Distributor SKU: DU3802054

$196.56
$206.90
QEP - 1/4 in (6 mm) Natural Cork Underlayment Roll (200 sq ft [18.5 m²])
QEP - Rouleau de sous-couche en liège naturel de 1/4 po (6 mm) (200 pi² [18.5 m²])

QEP

QEP - 1/4 in (6 mm) Natural Cork Underlayment Roll (200 sq ft [18.5 m²])

SKU: 72000Q Distributor SKU: CRZR-6

$367
QEP - Natural Cork Soundproofing Underlayment Sheet 2' x 3' x 2-1/2 mm
QEP - Sous-couche insonorisante en liège naturel feuille 2' x 3' x 2-1/2 mm

QEP

QEP - Natural Cork Soundproofing Underlayment Sheet 2' x 3' x 2-1/2 mm

SKU: 72025 Distributor SKU: CRZ23-3

$5.80
Custom Building Products - RedGard Rose 3.5 gal Waterproofing and Crack Prevention Membrane
-5%
Custom Building Products - Membrane d'imperméabilisation et de prévention des fissures RedGard Rose 3.5 gal

Custom Building Products

Custom Building Products - RedGard Rose 3.5 gal Waterproofing and Crack Prevention Membrane

SKU: CLLQWAF3 Distributor SKU: CLQWAF3

$291.55
$306.90
CGC - FIBEROCK - Aqua-Tough Backer Board - 4 X 4 X 3/8"
-5%
CGC - FIBEROCK - Panneau d'appui Aqua-Tough - 4 X 4 X 3/8"

CGC

CGC - FIBEROCK - Aqua-Tough Backer Board - 4 X 4 X 3/8"

SKU: 60086-4X4 Distributor SKU: FR4438

$34.15
$35.95
Carpenter - GOLDEN E-Z EXCELLENT 11mm carpet underlay - 30 sq yds
-5%
Carpenter - GOLDEN E-Z EXCELLENT 11mm sous-tapis - 30 sq yds

Carpenter

Carpenter - GOLDEN E-Z EXCELLENT 11mm carpet underlay - 30 sq yds

SKU: 2263448 Distributor SKU: GOL2263448

$192.52
$202.65
Mapei - Mapelastic 315 - Cementitious Crack-Isolation and Waterproofing Membrane - 50 lb
-5%
Mapei - Mapelastic 315 Membrane cimentaire d'isolation des fissures et d’imperméabilisation 50 lb

Mapei

Mapei - Mapelastic 315 - Cementitious Crack-Isolation and Waterproofing Membrane - 50 lb

SKU: 31550000 Distributor SKU: 94315-50

$50.55
$53.20
Ardex - MC Rapid 10 kg Single Coat Moisture and Vapour Control System
-3%
Ardex - MC Rapid 10 kg Single Coat Moisture and Vapour Control System ||12614

Ardex

Ardex - MC Rapid 10 kg Single Coat Moisture and Vapour Control System

SKU: 12614 Distributor SKU: AR-MCRAPID

$754.50
$773.85
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 34' 3/4" - 1/8" (110 sq ft)
-10%
Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 34' 3/4" - 1/8" (110 sq ft) ||DITRAPS110

Schluter Systems

Schluter - DITRA-PS - Self-Adhesive Uncoupling Membrane - 3' 2-3/4" x 34' 3/4" - 1/8" (110 sq ft)

SKU: DITRAPS110 Distributor SKU: DITRAPS110

$324.77
$360.86
Mapei - Mapelastic HPG - Flexible Waterproofing and Crack-Isolation Membrane
Sale
Mapei - Mapelastic HPG - Membrane flexible d’imperméabilisation et de pontage de fissures - Ceramed

Mapei

Mapei - Mapelastic HPG - Flexible Waterproofing and Crack-Isolation Membrane

SKU: 35553000 Distributor SKU: 94355-53

From $72.06
Add
Soprema - Acoustiboard Acoustic Underlay 36" x 48"
-5%
Soprema - Sous-couche acoustique Acoustiboard 36" x 48" ||8018 - Ceramed

Soprema

Soprema - Acoustiboard Acoustic Underlay 36" x 48"

SKU: 8018 Distributor SKU: SOP08018

$1.06rl
$1.12rl
$63.64
Roberts - Polyethylene Vapor Barrier 120" x 144" - 0.15 mm (120 sq ft)
-5%
Roberts - Pare-Vapeur Polyéthylène 120" x 144" - 0.15 mm (120 pi²) ||70-115 - Ceramed

Roberts

Roberts - Polyethylene Vapor Barrier 120" x 144" - 0.15 mm (120 sq ft)

SKU: 70-115 Distributor SKU: Q70115

$21
$22.10
Roberts - Super Felt Underlayment 1/8" Thick, 44" x 27 1/4' Roll (100 sq ft/roll)
-5%
Roberts - Sous-couche Super Felt 1/8" d'épaisseur, rouleau de 44" x 27 1/4' (100 pi²/rouleau) ||70-190 - Ceramed

Roberts

Roberts - Super Felt Underlayment 1/8" Thick, 44" x 27 1/4' Roll (100 sq ft/roll)

SKU: 70-190 Distributor SKU: 70190

$71.92
$75.70
Roberts - First Step Premium Hardwood and Floating Underlayment 40" x 189' - 2 mm (630 sqft)
-5%
Roberts - Sous-couche pour bois franc et flottants First Step Premium 40" x 189' - 2 mm (630 sqft)

Roberts

Roberts - First Step Premium Hardwood and Floating Underlayment 40" x 189' - 2 mm (630 sqft)

SKU: 70-102-1 Distributor SKU: 701021

$248.23
$261.30
Pliteq - GenieMat RST - RST10 - Acoustic Underlayment - 4'X15' x 10mm (60 pi²)
Pliteq - Sous-couche acoustique GenieMat 4'X15' - 10mm (60 pi²)

Pliteq

Pliteq - GenieMat RST - RST10 - Acoustic Underlayment - 4'X15' x 10mm (60 pi²)

SKU: RST10 Distributor SKU: RST10

$390.35
Foam Solutions - Cush-N-Tred Black Rubber Carpet Underlayment 72" - 8 mm (180 sq ft)
-5%
Foam Solutions - Sous-couche pour tapis Cush-N-Tred en caoutchouc noir 72" - 8 mm (180 pi²)

Foam Solutions

Foam Solutions - Cush-N-Tred Black Rubber Carpet Underlayment 72" - 8 mm (180 sq ft)

SKU: 854.71BT Distributor SKU: CST-08

$206.44
$217.30
Dura - Dura-Son MB - Rubber Acoustic Underlayment with Moisture Barrier - 48" x 54" - 3.5 mm (216 sq ft)
-5%
Dura - Sous-couche acoustique Dura-Son MB en caoutchouc 48" x 54" - 3.5 mm (216 pi²)

Dura

Dura - Dura-Son MB - Rubber Acoustic Underlayment with Moisture Barrier - 48" x 54" - 3.5 mm (216 sq ft)

SKU: DU6313524 Distributor SKU: DU6313524

$255.59
$269.05
Dura - Super Dura - Rubber Acoustic Carpet Cushion - 20" x 54" - 10 mm (90 sq ft)
-5%
Dura - Coussin de tapis acoustique Super Dura en caoutchouc 20" x 54" - 10 mm (90 pi²)

Dura

Dura - Super Dura - Rubber Acoustic Carpet Cushion - 20" x 54" - 10 mm (90 sq ft)

SKU: DU1010015 Distributor SKU: DU1010015

$250.05
$263.20
Laticrete - Skim Lite Premium Smoothing Underlayment 8 lb
-5%
Laticrete - Skim Lite Sous-couche lissante haut de gamme 8 lb

Laticrete

Laticrete - Skim Lite Premium Smoothing Underlayment 8 lb

SKU: 0918-0008-21 Distributor SKU: 05050

$34.44
$36.25
AcoustiTECH - Premium Acoustic Membrane for Floating Floors (100 sq ft)
-5%
AcoustiTECH - Premium Membrane acoustique pour planchers flottant (100 pi²)

AcoustiTECH

AcoustiTECH - Premium Acoustic Membrane for Floating Floors (100 sq ft)

SKU: 89980 Distributor SKU: AT89980

$141.40
$148.85
AcoustiTECH - LV Acoustic Membrane for Vinyl (300 sq ft)
-5%
AcoustiTECH - LV Membrane acoustique pour vinyle (300 pi²)

AcoustiTECH

AcoustiTECH - LV Acoustic Membrane for Vinyl (300 sq ft)

SKU: 89975 Distributor SKU: AT89975

$264
$277.90
AcoustiTECH - 7000 Engineered Flooring Acoustic Membrane (150 sq ft)
-5%
AcoustiTECH - 7000 Membrane acoustique pour planchers d'ingénierie (150 pi²)

AcoustiTECH

AcoustiTECH - 7000 Engineered Flooring Acoustic Membrane (150 sq ft)

SKU: 89972 Distributor SKU: AT89972

$685.52
$721.60