Mapei UltraFlex LFT Gray Large and Heavy Tile Mortar - 56 Piece Pallet of 50 lbs. Bags

UltraFlex LFT is a premium, non-sag thin-set mortar designed for use with large format tile as well as heavy tile in interior or exterior floor, wall and countertop installations. This mortar is enriched with a high content of a unique dry polymer providing excellent adhesion to the substrate and the tile.

Features

• Sold in a 56 piece full pallet of 50 lbs. bags
• 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