Ultraflex LFTÂ is a premium, non-sag, large-and-heavy-tile mortar and thin-set mortar designed for large-format and heavy tile and stone for interior/exterior floor, wall and countertop installations. This mortar has a high content of unique dry polymer, resulting in excellent adhesion to the substrate and tile. It is formulated with Easy Glide Technologyâ„¢ for ease of application.
Product Features:
- Polymer-enriched for high performance
- Nonsag formula for large-format tile and stone in wall applications
- Nonslump for large-format and heavy tile and stone in floor applications
- For thicker bond coats from 3/32″ to 1/2″ (2,5 to 12 mm)
- Smooth and creamy consistency makes it easy to apply
- For installation of ceramic and porcelain tile; cultured stone; quarry tile; pavers; Saltillo tile; and most types of marble, granite and natural stone
Suitable Substrates:
- Concrete (cured for at least 28 days)
- Masonry cement block, brick, cement mortar beds, render coats and leveling coats
- Cement backer units (CBUs) – see manufacturer’s installation guidelines
- Gypsum wallboard and plaster – interior walls in dry areas only (priming may be required)
- APA Group 1 and CANPLY 0121 exterior-grade plywood (interior, residential and light-commercial floors and countertops in dry conditions only)
- Properly prepared vinyl composition tile (VCT), vinyl and cutback residue (interior installations)
- Properly prepared existing ceramic and porcelain tile, quarry tile and pavers (interior and dry conditions only)
- MAPEI waterproofing, crack-isolation, sound-reduction and uncoupling membranes
