SIKA Sikafloor 377 Kit | WPD Group

Polyurethane Crack-bridging Self-smoothing textured Flooring Resin for waterproofing park decks

Sikafloor®-377 is a 2-part polyurethane, crack-bridging, low viscosity, low moisture sensitive flooring resin. It provides a hard wearing, seamless, low maintenance, slip resistant finish when broadcast with different aggregate grades. Varying thickness’s can be achieved from 2,0–5,0 mm. For medium - heavy wear conditions. Internal and external use.

  • Seamless
  • Good crack bridging ability
  • Good mechanical resistance


  • Car Park Deck waterproofing - Wear layer for PB-32 UV and PB-55 UV systems
  • Crack bridging, trafficable, wearing layer
  • Slip resistant  broadcast system 


  • Seamless
  • Good crack bridging ability
  • Good mechanical resistance
  • Low moisture sensitive (no foaming or blistering)
  • Waterproof
  • Matt finish
  • Filled with sand to produce an economical self-smoothing resin
  • Low maintenance
  • Slip resistant surface to suit clients requirements
  • Different colour finishes available using a seal coat
  • Easy application
  • Low VOC emissions


Part A

20,25 kg container

Part B 4,75 kg container

Part A+B

25 kg ready to mix unit



Smooth, matt finish

Resin – Part  A

Coloured liquid

Hardener – Part B

Clear liquid

Standard Colour





Shelf life

12 months from date of production

Storage conditions

The product must be stored in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5 °C and +30 °C. Always refer to packaging.


Sikafloor 377 PDS

Sikafloor 377 SDS - Part A

Sikafloor 377 SDS - Part B