Mapei UltraFlex LFT White 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 and 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
• Non slump 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)
• The 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
• For light-colored and translucent natural stone, a white mortar is recommended

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