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Premium Self-Leveling Underlayment & Wear Layer
Product overview

SL-175™ is a premium, cement-based, self-leveling underlayment that can be used to create a smooth, flat or level surface prior to the installation of floor coverings. It's long working time, low shrinkage and superior leveling properties make it the ideal product for demanding applications on, above or below grade.

Geographic availability
  • Canada
  • United States of America

Smart Advantages

Install from 1/8" to 2" neat
Walkable in 1 to 2 hours
Install floor covering in 6-16 hours

Bostik SL-175™ is also a durable wear layer when a natural concrete look is desired. Topical stains, dyes and surface treatments further expand the decorative possibilities.


Product Features

  • Fast return to service; walkable in just 1-2 hours
  • Can be installed from 1/8" - 2" neat and to 5" properly extended
  • Maintains healing and pour merging properties for up to 20 minutes
  • May be pigmented with topical stains, dyes or surface treatments
  • Mold and mildew resistant
  • Ideal for pumping applications
  • Can be used as an underlayment or wear layer
  • Can be left open to normal construction traffic
  • Contributes points to LEED® certified projects
  • Can be installed over “green concrete” for early construction phase applications
  • Can be feather-edged to meet existing elevations
  • High performance, calcium aluminate formulation
  • 21% recycled content

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