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From: $249.20


Sikalastic 720 is a two-component, fast-curing, solvent-free, crack-bridging, elastomeric polyurethane base coat


Sikalastic 720 is a two-component, aromatic, chemically cured, elastomeric polyurethane coating intended for use as the waterproofing base coat under polyurethane or epoxy wearing surfaces for pedestrian and vehicular traffic bearing applications, and as the waterproofing base coat under a separate wearing course such as concrete or asphalt pavement, and tile in a setting bed.

Where To Use

  • Multi-story parking garages
  • Parking decks and ramps
  • Foot bridges and walkways
  • Mechanical rooms
  • Stadiums and arena
  • Plaza and rooftop decks
  • Balconies


  • Low odor and fast turnaround
  • Excellent crack-bridging properties and flexibility, even at low temperatures
  • Resistant to water and de-icing salts
  • Alkaline resistant


  • 70 ft²/gal. @ 23 wet mils (23 dry mils)


  • 20 gal. kit - four 5 gal. pails (net 4 gal. each) Part A and four 1 gal. cans Part B

Cure Mechanism

  • Chemical cure

Chemical Resistance

  • Resistant to de-icing salts, and alkaline concrete and cementitious mortars/tile adhesives.

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