Ardex SK-175 Waterproofing and Vapor Retarder Membrane

Ardex SK 175 Waterproofing Membrane for tile and stone installation is a versatile sheet applied, bonded waterproof membrane and vapor retarder. Constructed of polyethylene with a high performance fleece webbing, this sheet membrane bonds securely with Ardex mortars prior to installation of tile or stone that requires topside waterproofing.

  • 39" width rolls
  • Available in 2 lengths - 33' (108 sq. ft.) and 98' (323 sq. ft.)
  • For topside waterproofing over floors and walls
  • Perm rating acceptable for residential and commercial steam showers
  • Interior or exterior use
  • Ideal for swimming pools - just one layer required
  • Use on balconies and terraces
  • Easy to cut and apply
  • Use with Ardex high-performance polymer modified mortars
  • Recommended tools - scissors or a utility knife for cutting, 1/4” x 3/16” V-Notch trowel and a smooth flat trowel or similar for installation and smoothing

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