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High Performance Elastomeric, anti-carbonation, crack-bridging, water-based acrylic protective coating

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Availability: In stock

Regular Price: $202.98

Special Price $181.33

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Regular Price: $202.98

Special Price $181.33



Sikagard 550W Elastocolor provides protection to reinforced concrete from the ingress of carbon dioxide and other aggressive gasses. It offers high resistance to chlorides and other waterborne salts and excellent UV light resistance. Sikagard 550W Elastocolor will not act as a vapor barrier and will enhance the appearance of the structure.


Product Data Sheet

Where to Use

Protective, crack-bridging coating for concrete, mortar, stucco, masonry, and exterior finishing systems subject to cracking/dynamic movement. For use on building and civil engineering structures subject to cracking or as the top coat in complete repair and protection systems.



  • Can bridge dynamically moving cracks.
  • Excellent carbonation barrier.
  • Vapor permeable.
  • Provides resistance to weathering and frost.
  • Crack bridging properties maintained at low temperatures.
  • Excellent long term UV light resistance.
  • Can be applied by brush, roller, or airless spray.
  • Good color stability.
  • Extremely resistant to dirt pick up and mildew.
  • Non-flammable as a system.
  • Easily maintained silk finish.


Theoretical yield per coat: 100 ft²/gal/coat. Recommended ‘wet’ film thickness: 16 mils/coat. Recommended ‘dry’ film thickness: 8 mils/coat. Normal coating system is two coats at a total dry film thickness of 16 mils. Consumption is dependent on porosity of substrate. In addition, allowance must be made for surface profile,
unavoidable variation in applied film thickness, loss and waste. Sikagard Elastic Base Coat can be used as a first coat in a two coat system of Sikagard® 550W Elastocolor.

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