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MAPEI SM Primer Fast

MAPEI SM Primer Fast

Fast-Tacking, Water-Based Primer for MAPEI Peel-and-Stick Membranes

MAPEI SM Primer Fast is a ready-to-use, fast-drying, quick-tacking, water-based, pressure-sensitive, nonhydrolyzable latex primer for use under MAPEI’s peel-and-stick sheet membranes on residential and commercial indoor or outdoor floors. MAPEI SM Primer Fast greatly increases the bond of MAPEI’s peel-and-stick sheet membranes to concrete, plywood and other approved, properly prepared floors. It can be applied with a roller or brush, is white in color and dries clear.

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Sheet Membranes

MAPEI SM Primer Fast is part of the lines:

Floor Covering Installation Systems - Sound-Reduction Products

Tile & Stone Installation Systems - Crack Isolation and Sound Reduction

Products for Wood Flooring - Wood-Flooring Installation Accessories

FAQs

Can Mapesonic 2 be used in exterior environments?

Yes, with these limitations: Do not use on exterior floors with drainage of less than 1/4" per foot. And do not use on shower floors or in submerged applications, or on floors subject to standing water.

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Can I install LVP/LVT over Mapesonic 2?

Yes, with these limitations: Use MAPEI adhesive Ultrabond ECO 350, Ultrabond ECO 360, Ultrabond ECO 373 or Ultrabond ECO 399. Also, follow MAPEI’s Technical Data Sheet instructions and use a 1/32" U-notch trowel. Finally, expect 60 to 90 minutes of flash time before installing the LVP/LVT.

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