Underlayments - Uncoupling Membranes, Waterproofing & Other Underlayments

Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments.

Laticrete NXT Level Plus is a high quality, cement-based, free-flowing underlayment for use in leveling interior substrates, for both residential and commercial applications. Sale price good through 10/31.

Laticrete NXT Level is a cement-based underlayment for use in leveling interior substrates, for both residential and commercial applications. Sale price good through 10/31.

ARDEX S 1-K One-Component Waterproofing and Crack Isolation Membrane is an easy-to-use, single-component, load-bearing waterproofing compound that produces a flexible, positive-side waterproof coating. Sale price good through 10/31.

ARDEX 8+9 Rapid Waterproofing and Crack Isolation Compound is a best-in-class, two-component, solvent-free, cement-based membrane.

ARDEX P Pre-Mixed, Rapid-Drying, Multipurpose Primer is a pre-mixed, single-component, rapid-drying, multi-purpose primer for interior and exterior use.

ARDEX SK Mesh premium, non-woven, polyester mesh reinforcement fabric is used for reinforcement of ARDEX 8+9 Rapid Waterproofing and Crack Isolation Compound in changes of plane, changes of material, corners and crack isolation.

Bison Level.It System Adjustable Deck Pedestals Model LC-18 & LC-316 have a height range from 2" - 4-3/4".

Bison Level.it adjustable deck supports are the simple solution to your decking needs! The Bison Deck can be used on rooftops, balconies, cracked concrete patios, even on-grade!

Custom Crack Buster Mat Underlayment is a self-bonding fabric and asphaltic mat designed to reduce crack transmission in ceramic tile or stone floors in extra heavy duty commercial installations.

Custom Multi-Surface Bonding Primer (MBP) is a single-component, water-based primer engineered to deliver superior adhesion on a variety of substrates where proper bonding is difficult.

Custom RedGard SpeedCoat is a ready­-to-­use, waterproofing membrane for
both commercial and residential ceramic and natural stone tile
installations.

CustomTech Silk Patching & Finishing Compound is a fast-curing, calcium aluminate based, patching and finishing compound that provides a smooth finish to a variety of substrates prior to the installation of floor coverings.

TechLevel-WSF SLU is a high flow, fiber reinforced calcium aluminate cement based, self-leveling underlayment that eliminates the need for reinforcing lath over plywood and OSB on interior wood framed subfloors.

TechPrime A is an advanced acrylic primer and sealer that prepares surfaces for the application of an appropriate CustomTech™ self-leveling underlayment. It seals porous and non-porous surfaces and improves the bond of the underlayment to the subsurface.

E-Grip III one-component, solvent-free, urethane adhesive is a revolutionary zero-VOC product featuring low odor, excellent trowelability, and improved tack properties for easy application and flat, concealed seams.

Ecore QTscu Perimeter Isolation Strips consist of expanded, closed cell, plank, polyethylene foam that meets ASTM D 1056 and ASTM D 3575 standards.

Ecore QTscu Sound Control Underlayment (scu) is a flat, resilient rubber
underlayment used directly under most floor finishes, yielding
exceptional results even under hard surface flooring and over concrete
and wood joist construction.

GreenSkin GS-4000CSI, is a state-of-the-art, 100% clean & green, super-sticky, crack isolation flooring underlayment.

Laticrete 170 Sound & Crack Isolation Mat is a high performance acoustical underlayment system that muffles impact noises through ceramic tiles, stone and other hard surfacing materials.

Laticrete 252 Silver is an economical polymer modified, bagged, cementitious thin-set powder to be mixed only with water using the thin-set method of installation.

Laticrete 252 Silver is an economical polymer modified, bagged, cementitious thin-set powder to be mixed only with water using the thin-set method of installation.

Laticrete 253 Gold is an economical polymer modified, bagged, cementitious thin-set powder to be mixed only with water using the thin-set method of installation.

Laticrete 253 Gold is an economical polymer modified, bagged, cementitious thin-set powder to be mixed only with water using the thin-set method of installation.

Laticrete 272 Mortar is a high performance bagged cementitious powder to be mixed with either water or latex admixture to install ceramic tile and stone using the thin-set method of installation. Designed for interior or exterior installation of ceramic tile and stone for walls and floors.

Laticrete 9235 Waterproofing Membrane is a thin, load-bearing waterproofing designed specifically for the special requirements of ceramic tile, stone and brick installations.

Laticrete 9235 Waterproofing Membrane is a thin, load-bearing waterproofing designed specifically for the special requirements of ceramic tile, stone and brick installations.

Laticrete Blue 92 Anti-Fracture Membrane is a two–part system consisting of a liquid rubber and reinforcing fabric.

Laticrete Blue 92 Anti-Fracture Membrane is a two–part system consisting of a liquid rubber and reinforcing fabric.

Laticrete HYDRO BAN Cementitious Waterproofing Membrane is a one component, polymer fortified, cement based waterproofing material that mixes with water.

Laticrete Hydro Ban is ideal for a variety of applications that require waterproofing.

Laticrete Hydro Ban is ideal for a variety of applications that require waterproofing.

Laticrete Hydro Ban is a thin, load bearing waterproofing/crack isolation membrane that DOES NOT require the use of fabric in the field, coves or corners.

LATICRETE Hydro Barrier is a thin, load bearing, self curing liquid rubber polymer which can be easily applied to form a flexible seamless waterproof anti-fracture membrane.

Laticrete NXT Patch is a premium quality, fast-drying underlayment patch designed for use over most substrates

Laticrete NXT Skim is a premium quality, fast-drying, cement-based underlayment designed for skim-coating, smoothing and leveling prior to the application of floor coverings.

LATICRETE PRIME-N-BOND is a versatile, ready-to-use, single coat, low VOC primer designed to enhance the adhesion of mortars to many smooth and non-absorptive substrates that can be difficult to bond to.

Laticrete Strata Mat is a next generation high performance uncoupling membrane for use under ceramic tile and stone installations, for both residential and commercial applications.

Laticrete Tile & Drain Mat is part of the Plaza and Deck system. Lightweight, efficient drainage mat; 300% better flow rate than crushed gravel drain bed.

The Laticrete Waterproof Membrane Fabric is ideal for expansion joints and cracks exceeding 1/8" or more.

Mapei ECO Prim Grip is a ready-to-use, low-VOC, synthetic resin-based primer with bond-promoting silica aggregates suspended in dispersion.

Mapei Mapeguard ST is a fast, easy way to cover seams and wall upturns to provide
waterproofing and vapor management protection when installing Mapeguard
UM underlayment membrane for ceramic tile and stone.

Mapei Mapeguard UM is a premium-performance, lightweight, waterproofing and vapor pressure-equalizing underlayment membrane that provides crack suppression for use under ceramic tile and stone installations, for both residential and commercial
applications.

Mapelastic CI is a premixed, liquid-rubber, quick-drying crack-isolation membrane for installation under ceramic tile or stone in residential and commercial interior and exterior environments.

Mapelastic HPG is a ready-to-use, highly flexible, liquid acrylic waterproofing membrane for installation under ceramic tile or stone on residential and light commercial interior floors and walls.

Noble Chloraloy is a premium liner for waterproofing your shower. Unlike standard PVC liners, chloraloy is guaranteed to last a lifetime. It is designed to be used under full  mortar bed installations of tile and stone.

Preformed Corner to protect show pan waterproofing from leaks at thresholds and/or for right angles. Made from Chlorinated
Polyethylene.

Noble NobleSeal CIS is a superior membrane with the highest ANSI Standard performance rating for crack isolation

Noble NobleSeal SIS reduces floor to floor impact noise created by walking, tapping, etc. on hard surface flooring like tile and hardwood floors.

Provides smooth transition of thin-set waterproofing sheet membrane to a clamping ring drain. Ideal for NobleSeal thin-set (thin bed) waterproofing membranes or full mortar bed membranes when the drain is set too low.

To be used with NobleFlex Drain Flashing and NobleSeal TS Membrane.

NobleSeal TS is a single sheet membrane that provides waterproofing and crack isolation/joint bridging for thin-set installations of ceramic and stone tile.

Noble ValueSeal is Noble's NEWEST, ultra-thin, cost-effective sheet membrane for interior waterproofing of floors and walls.

Protecto Wrap AFM Anti-Fracture Membrane,  36" x 75' is designed for use under thin-set tile, stone and marble as a crack suppression and anti fracture membrane.

Protecto Wrap AFM, 12in x 25ft is designed for use under thin-set tile, stone and marble as a crack suppression and anti fracture membrane.

A peel and stick membrane for use as a positive air/vapor stop in everyday construction. Our product is a 40 mil SBS modified rubberized asphalt sheet waterproofing membrane that fully bonds to most substrates through the primer course.

Whisper Mat HW, 36" X 50' roll (150 sqft)  is a peel & stick non-permeable sheet membrane, which reduces impact and airborne sound transmissions and is a moisture/vapor barrier for use in Engineered Hardwood, Parquet and Laminate Flooring.

Protecto Wrap Whisper Mat CS, 36" x 40' is designed to be an underlayment for ceramic and stone tile installations where transmitted or impact sound reduction is required.

RedGard is a ready-to-use, elastomeric, waterproofing and anti-fracture membrane for commercial and residential tile and stone installations.

Roberts 7250 Cork Adhesive is designed to adhere unfinished cork underlayment to plywood of underlayment quality and concrete above, on or below grade. This latex-based cork adhesive provides a strong initial grab and good tack.