Company Name: ARDEX AmericasARDEX Americas

Address: 400 Ardex Park Dr.,

Aliquippa, PA 15001


Phone: (724) 203-5000 Fax: (724) 203-5001

Underlayment Products:

ARDEX Liquid BackerBoard® Self-Leveling Underlayment

  • 33% more coverage than competing levelers
  • For use over wood, OSB  or concrete subfloors
  • Mix with water—no other additives required

Save time, cut costs and STOP cutting backer board!

ARDEX TL 1000™ ?Self-Leveling Underlayment?

  • Fast track self-leveling, install tile in just 6-8 hours
  • Install up to 1 1/4”
  • Walk on in 3 hours

ARDEX TL WOOD™ Self-Leveling Underlayment for Wood and Distressed Gypsum Subfloors???????

  • Hardens quickly without shrinking, cracking, or spalling.
  • Suitable for use with in-floor hydronic and electric radiant heating systems
  • No metal lath required

Company Name: CertainTeed GypsumCertainTeed Gypsum

Address: 4300 West Cypress St., Ste. #500, Tampa, FL 33607

Phone: (800) 233-8990



Underlayment Product:

1/2” Diamondback Tile Backer

Innovative, textured surface with diamond pattern improves tile adhesion.  Unique water-resistant surface requires no secondary water membrane. Excellent tile substrate for commercial or residential.

5/8” Diamondback Tile Backer Type X

Fire-rated backer board typically used as a wall backing for laminate-faced panels or fiberglass tub and shower units.  Innovative, diamond-textured pattern improves tile adhesion.  

NEW!  1/4” Diamondback Tile Backer/Underlayment

A superior tile substrate for floors and countertops in light commercial and residential applications. Diamondback has a unique, textured and water-resistant surface.  Passes industry-standard Robinson Floor Test for durability and weight resistance.  

Company Name: Custom Building ProductsCustom Building Products

Address: 13001 Seal Beach Blvd., Suite 200, Seal Beach, CA 90740

Phone: (562) 598-8808


Underlayment Product:

SpiderWeb II Uncoupling Mat

CUSTOM SpiderWeb II Uncoupling Mat is a waterproof, vapor-proof uncoupling membrane used for crack-isolation in most tile, porcelain or natural stone installations.

Company Name: Ecore InternationalEcore International

Address: 715 Fountain Ave, Lancaster, PA 17601


Email Address:

Phone: (800) 322-1923 Fax: (717) 735-0908

Underlayment Products:

QT Sound Control Underlayment (QTscu), QT Resilient Base Mat (QTrbm)

 QTrbm is a dimpled mat composed of 92% recycled rubber designed for use under gypsum or full weight concrete.  QTscu is engineered for use directly under most floor finishes, yielding exceptional impact sound insulation results,  even under hard surface flooring for concrete or wood-framed construction.


Address: One LATICRETE Park North, Bethany, CT 06525

Phone: (203) 393-0010 x295

Fax: (203) 393-1296



Underlayment Product:

LATICRETE® NXT™ substrate preparation products provide world class performance for a variety of applications including self-leveling underlayments, patching and skim coating products.

LATICRETE® 125 Sound & Crack Adhesive offers exceptional sound and anti-fracture protection in a single component formula. Installation is simple – just mix with water, spread, and set your tile or stone. Prevents cracks up to 1/8” and offers a Delta IIC 15.

LATICRETE® HYDRO BAN® is a thin waterproofing anti-fracture membrane that offers a rapid dry formula for a faster time to tile. No fabric required and flood test in only 2 hours!

Company Name: MAPEI CorporationMAPEI Corporation

Address: 1144 E. Newport Center Drive, Deerfield Beach, FL 33442



Phone: (800) 426-2734 Fax: (954) 246-8840

Underlayment Product:

Mapeguard 2, Mapesonic 2, Ultraplan Easy

Mapeguard 2 Premium Crack-Isolation and Sound-Reduction Sheet Membrane, Mapesonic 2 Premium Sound-Reduction and Crack-Isolation Sheet Membrane Ultraplan Easy easy-preparation, fast-setting,self-leveling underlayment

Company Name: NAC Products, Inc.NAC Products, Inc.

Address: 3200 South Main St., Akron, OH 44319

Phone: (800) 633-4622 Fax: (330) 644-3557



Underlayment Product:

Introducing The Extreme Deck Kit

The Extreme Deck System, a double layered waterproof system designed to protect exterior decks that are subject to extreme weather conditions, is now available in the convenience of a kit. The kit contains all of the support products you will need to cover a 300 sq ft deck when paired with two rolls of Strataflex sheet membrane. The contents of the kit include: SubSeal® (2 gallons), NAC TAC Primer (1 gallon), Preformed Fabric Corners (6 Inside, 4 Outside), 6” Seam tape (1 roll), Polyurethane Sealant (2 tubes).

For more information on the Extreme Deck Kit visit

Company Name: ProSpecProSpec

Phone: (800) 738-1621


Company Contact: Kirk Kazienko

Underlayment Products/Descriptions:

Level Set 300 Premium Self-Leveling Underlayment. Superior flow with no troweling required. Level Set LW-60 Lightweight Self-Leveling Underlayment. 50% lighter than conventional cement gypsum systems. Level Set Deep Pour 3 Self-Leveling Underlayment. Applications from feather edge to 3”. Feather Edge Premium, polymer modified, rapid setting, trowelable finishing underlayment. Level Set Wear Topping. High strength, abrasion-resistant wear surface, designed for commercial use.

Company Name: Schluter-SystemsSchluter-Systems

Address: 194 Pleasant Ridge Rd. Plattsburgh, NY 12901

Phone: (800) 472-4588

Fax: (800) 477-9783



Underlayment Product:

Provides the same functions as Schluter®-DITRA – Uncoupling, Waterproofing, Vapor Management, Support – but is 5/16” thick, instead of 1/8”, allowing for even transitions between ceramic tile and 3/4” hardwood flooring. Designed specifically for ceramic and stone tile installations, Schluter-DITRA serves as an uncoupling layer, waterproofing membrane, and vapor management layer that accommodates moisture from beneath the tile covering. 

Company Name: USG CorporationUSG Corporation

Address: 550 W. Adams, Chicago, IL 60661



Phone: (312) 436-4000 or (800) usg4you

Underlayment Product:

DUROCK™ Floor Prep Portfolio

The innovative line-up includes the first sustainable SLU, DUROCK™ ECOCAP™, as well as DUROCK™ ULTRACAP™ and SPEED™, and the revolutionary DUROCK™ Fast Finish Floor Patch. FIBEROCK® Tile Backerboard and Underlayment

Made from 95% certified recycled content, FIBEROCK® panels are water, mold and mildew resistant, and can be used under tile, vinyl, wood or paint.
DUROCK® cement board Next Gen and DUROCK™ Tile Membrane

For nearly 30 years, DUROCK® has set the standard for proven performance. Its cement board and tile membrane are leaders in their categories.