Laticrete Tri-Lite Rapid Thin-Set Mortar — Lightweight Rapid-Setting Tile Adhesive
Laticrete Tri-Lite Rapid Thin-Set Mortar is a highly versatile, fast-setting lightweight adhesive engineered for demanding large format tile and thin-set installations. Designed for both interior and exterior use, it delivers superior bond strength, exceptional non-sag performance, and rapid curing to keep projects moving efficiently.
The lightweight, non-sanded formula provides a smooth creamy consistency that is easy to mix, spread, and control—helping installers achieve professional results with less effort. With rapid-setting performance that allows grouting in as little as 3–4 hours, it is an ideal solution for time-sensitive residential and commercial projects.
Suitable for walls, floors, and large and heavy tile applications, Tri-Lite Rapid offers dependable strength, versatility, and productivity-enhancing performance across a wide range of substrates and installation conditions.
Key Features and Benefits
Rapid-Setting Performance — Fast curing formula allows grouting in as little as 3–4 hours—ideal for accelerated project timelines
Lightweight High-Coverage Design — 27.5 lb bag provides coverage comparable to traditional 50 lb mortars, reducing handling strain and improving jobsite efficiency
Superior Large and Heavy Tile Support — Excellent non-sag performance for walls and floors, supporting builds up to 3/4″ (19 mm) without shrinkage
Smooth Non-Sanded Formula — Creamy consistency makes troweling easier and helps achieve consistent coverage and workability
High Bond Strength Standards — Exceeds ANSI A118.15 FHT, A118.4, and A118.11 requirements, ensuring reliable performance in demanding installations
Low Silica Exposure — Formulated without respirable crystalline silica levels exceeding OSHA action limits, helping improve jobsite safety
Suitable Substrates
Concrete
Concrete Block and Masonry
Brick Masonry
Ceramic Tile and Stone
Exterior Glue Plywood (Interior Only)
Gypsum Wallboard
Laminate
Non-Water Soluble Cut-Back Adhesive
Properly Prepared Vinyl or Resilient Tile
Cement Plaster
Concrete and Masonry Surfaces
Cement Backer Board (Interior Only)
Applications
Large format tile installations
Interior and exterior wall installations
Thin-set flooring applications
Large and heavy tile floor installations
Porcelain, ceramic tile, and natural stone installations
Fast-track renovation and commercial projects
Technical Data
Installation:
All surfaces should be between 40°F (4°C) and 90°F (32°C) and structurally sound, clean and free of all dirt, oil, grease, paint, concrete sealers or curing compounds. Rough or uneven concrete surfaces should be made smooth with a Laticrete latex fortified underlayment or leveling mortar to provide a proper finish. Dry, dusty concrete slabs or masonry should be dampened and excess water swept off. Installation may be made on a damp surface. New concrete slabs shall be damp cured and 28 days old before application. All slabs must be plumb and true to within 1/4″ (6 mm) in 10′ (3 m). Expansion joints shall be provided through the tile work from all construction or expansion joints in the substrate. Do not cover expansion joints with mortar.
Approximate Coverage:
Performance:
Open Time: 20 minutes
Pot Life: 60 minutes
Time To Grout: 3–4 hours
Time to Heavy Traffic: 5 hours
Shelf Life: Factory sealed containers of this product are guaranteed to be of first quality for one (1) year if stored off the ground in a dry area.
Packaging: 27.5 lb (12.5 kg) bag.
SKU
L-279 RAPID
In the Box
Tri-Lite Rapid 27.5 lb (12.5 kg) bag (0279-0275-22-1)
Weight (lbs.)
27.5
Non-Returnable
No
Manufacturer
Laticrete
Manufacturer Part Number
0279-0275-22-1
