Selsil Water Stop Liquid Membrane

Selsil Water Stop Liquid Membrane, a one-component, hybrid polymer-based, low-viscosity waterproofing product. Free from solvents, isocyanates, and bitumen. Upon contact with air, it cures to form an elastic and waterproof layer. Easily applicable on both horizontal and vertical surfaces.

Product Features

  • Low viscosity, easy to apply.
  • Can be applied with brush or roller.
  • Free from solvents and isocyanates.
  • UV resistant, does not crack or blister.
  • Elastic, adapts to surface movements.
  • Fast curing, forms a film layer upon air contact.
  • Applicable on damp surfaces.
  • 14 KG net filling (2×7 KG aluminum bags in metal-handled bucket).
PRODUCT FEATURES
Product Type Modified Silane Polymer
Curing Mechanism Atmospheric Moisture
Density 1.43 ± 0.03 g/cm³
Appearance / Color Grey
Tack-Free Time 30 ± 5 min (25°C and 50% RH)
Hardness 38 ± 5 Shore A
Elongation at Break 250% ± 50
Tensile Strength 1.5 – 2 MPa
Temperature Resistance -30°C to +80°C
Application Temperature +5°C to +35°C

Color Volume Units per Box
Grey 14 KG (2 x 7 KG) 39

Before application, necessary safety measures must be taken and personal protective equipment should be worn. The surface must be clean, dry, or slightly damp, and all oil, dust, dirt, and loose particles should be removed. The product can be applied using a brush, roller, or airless spray. For best performance, a double-coat application is recommended, ensuring that the first coat is completely dry before applying the second one. After application, the product should not be exposed to water for at least twenty-four hours. Tools used during application can be cleaned with alcohol or acetone before the product cures; once cured, they can only be cleaned by scraping. The product should be stored in a cool and dry environment at temperatures between +5 °C and +25 °C, where it retains a shelf life of twelve months.

Application Areas

  • Roof decks, terraces, and balconies.
  • Waterproofing, protection, and repair of concrete surfaces.
  • Wet areas such as bathrooms, toilets, parapets, and gutters.
  • Compatible with wood, metal, and various construction surfaces.

❌ Not suitable for:

  • Surfaces with water puddles, frozen areas, or constantly submerged environments.
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