Uncoupling Mortar

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TEC® Skill Set™ Uncoupling Mortar is a dry set mortar.

  • Recommended for use with uncoupling membrane and waterproofing membrane
  • Mixed with water, meets ANSI A118.1 specifications
  • Mixed with TEC® Skill Set™ Latex Mortar Additive, meets ANSI A118.4 and ANSI A118.11 specifications
  • Ideal for use as a medium bed mortar for large format tile
  • Contributes to LEED® certification

 

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Terms and conditions

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TEC Skill Set Uncoupling Mortar product info

Description

Suitable Substrates
When properly prepared, suitable substrates include:

  • Concrete and cured mortar beds
  • APA Grade Trademarked Exposure 1 Plywood. Requires use with TEC® Skill Set™ Mortar Additive.
  • Drywall*
  • Cementitious backer units (CBU)

*Follow membrane manufacturer's recommendations for installing over drywall.

Uncoupling Membrane Manufacturers may list additional substrates, such as gypsum underlayment and oriented strand board (OSB), as suitable for its uncoupling membranes. However, H.B. Fuller Construction Products Inc. ("HBF-CP") does not recommend them. As such the HBF-CP warranty for TEC® Skill Set™ Uncoupling Mortar does not apply to these substrates.
 

Surface Preparation
All substrates must be dry, structurally sound, in conformance with applicable building codes when subjected to live and dead loads and free from oil, grease, dust, paint, sealers or concrete curing compounds. All contaminants should be removed prior to installation of tile. Surface protrusions and tile glazes shall be removed by sanding, scraping or scarifying. After preparation, remove all dust by vacuuming. Notes: Follow ANSI A108.01 Section 3.7 Requirements for Expansion Joints.

Storage
Store in cool, dry location. Do not store open containers.

Shelf Life
Maximum of 1 year from date of manufacture in unopened package.

Technical assistance information is available by calling the Technical Service Helpline.
Toll Free: 800-832-9023, Monday-Friday, 7 a.m.-5 pm. CST

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