Thick Bed Mortar: MSI - ANSI A108.1A, ANSI A108.1B Thick Bed Mortar
PROFLEX® MSI is a reinforced portland cement based thick-bed mortar that is specially formulated to control shrinkage. MSI is designed to be used in conjunction with PROFLEX® elastomeric crack-isolation membranes, PROFLEX® polymer modified thinset mortars meeting ANSI A118.11. These components work together to ensure a superior bond of tile and stone finish surfaces unmatched by other manufacturers. This system is designed to assist installers that are installing larger tile and stone as well as ungauged stone, slate, marble, and granite (not water sensitive stones). Designed installation from 1/2” up to 4” over PROFLEX® membranes. The system can be applied to floors, countertops, and sloped shower floors.
Advantages
- Meets and exceeds A108.1A, A108.1B
- High strength bond for large format tile and stone installations
- Consistent performance; single component

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