K3

K-3 Crack-Mask is a crack isolation and anti-fracture system. This product consist of a non-woven needled spun-bound polypropylene fabric. Crack-Mask is an underlayment membrane that protects ceramic tile against crack migration on concrete slabs. 

Coverage 

36” wide
900 Sq. Ft. 20 Rolls/Pallet 

Typical Uses 

K-3 is used for crack isolation and anti-fracture underlayment for interior floor tile, stone, terrazzo, etc. The properties of this material can be used to bridge concrete joints, cracks, and expansion joints against horizontal movement of the substrate. Best used on concrete. Crack- Mask is quicker and easier to use than liquid membranes used by many builders today.

Typical Installations: 

Residential & Commercial substrates 

Tile & Stone 

Concrete, Tile over Tile Decks & Balconies Malls
Hospitals 

Restaurants 

Installation 

Kaye Industries recommends using K-27 Indoor or K-18 Indoor/Outdoor Adhesive. Do not begin until the slab has cured to proper specifications. Clean slab of dirt and debris. 

Apply Polypropylene Crack-Mask Adhesive using a 3/32” x 3/32” x 3/32” V-notched trowel. Roll fabric over adhesive. Allow to cure for a minimum of 2 hours. Install tile using the manufacturer’s recommended installation procedures. 

System Performance 

Tested by Tile Council of North America. The ANSI A118.12 section (5.4) system crack resistance states: High Performance for 1/8” crack movement.