4-XLT — White is a polymer-fortified multi-use adhesive mortar for setting ceramic, porcelain, stone and other approved tile products. It is designed for professional floor and wall installations where bond strength, workability and support of tile are important.

Manufacturer guidance lists mortar build capability 3/32 in. to 3/4 in. depending on product and application. Exceeds ANSI A118.15, A118.4 and A118.11.

Contractor Notes

• Use only over approved, properly prepared substrates.
• Mix with clean water according to the current LATICRETE product data sheet.
• Select trowel size to achieve the required mortar coverage for tile size, location and service conditions.
• Observe movement joints and substrate/moisture requirements for the complete tile assembly.

Frequently Asked Questions

• Can this be used with large-format tile? Yes. This product is formulated for large/heavy tile applications.
• Can it be used on walls? Yes, on approved wall substrates and within the current LATICRETE installation requirements.
• Should mortar selection be based only on tile size? No. Substrate, tile type, service environment and applicable industry standards also matter.

Documents & Resources

• LATICRETE 4-XLT Product Page