Installation Guide

Complete Contact-LFT Premium Rapid Setting Large Format Tile Mortar / TDS-245
Coverage
AVERAGE COVERAGE PER 50 LB. (22.68 KG) BAG
Trowel Size Min Coverage Max Coverage
Longest side of tile 8" to 15" use 1/4" x 3/8" x 1/4" (6 x 9.5 x 6 mm) Square-Notch 56sq.ft.(4.6M²) 63sq.ft.(6.0M²)
Longest side of tile more than 15"+ use 1/2" x 1/2" x 1/2" (13 x 13 x 13 mm) Square-Notch 40sq.ft.(3.7M²) 45sq.ft.(4.2M²)
Longest side of tile more than 15"+ use 3/4" x 9/16" x 3/8" (19 x 15 x 9.5 mm) U-Notch 32sq.ft.(3.0M²) 36sq.ft.(3.3M²)
Chart for estimating purposes. Coverage may vary based on installation practices and jobsite conditions. For more sizes, use the material calculator at
CustomBuildingProducts.com or contact CUSTOM Technical Services at 800-282-8786.
Recommended minimum coverage (80% for dry areas and 95% for wet areas and exteriors). Back buttering may be necessary.
Note that mortar coverage does not include backbuttering tiles. When backbuttering, consider the tile underside pattern and depth to estimate thickness
and usage to add to your estimate.
Complete Contact-LFT Premium Rapid Setting Large Format Tile
Mortar
Published Date: 3/28/2018