Product ID: TDS-114
Most popular lightweight product in the CUSTOM line for a reason. This exceptional handling mortar is ideal for setting large and heavy tile on interior or exterior floors and walls. A 30lb. bag has the same coverage as a 50 lb. bag. Non-sag, non-slump formulation capable of medium bed applications up to 3/4″.
SQUARE FOOT COVERAGE PER 30 LB BAG (SQUARE METER PER 13.6 KG)
| Trowel Size | Min Coverage | Max Coverage |
| Longest side of tile less than 8" use 1/4" x 1/4" x 1/4" (6 x 6 x 6 mm) Square-Notch | 90 sq. ft. (8.4 M²) | 100 sq. ft. (9.3 M²) |
| 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 | 63 sq. ft. (5.9 M²) | 70 sq. ft. (6.5 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 | 45 sq. ft. (4.2 M²) | 50 sq. ft. (4.6 M²) |
| Longest side of tile more than 15"+ use 3/4" x 9/16" x 3/8" (19 x 14 x 9.5 mm) U-Notch | 36 sq. ft. (3.3 M²) | 40 sq. ft. (3.7 M²) |
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.
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.
