A Modified Epoxy Cementitious Underlayment

  • Good flowability and workability
  • Excellent waterproofing properties
  • Excellent early and final mechanical strength
  • Can be over-coated as early as after 24 hours
  • Excellent adhesion to damp and even green concrete

DURAFLOR NWB 21 is an epoxy modified cementitous self-levelling underlayment.

Technical Data

Compressive Strength 1 day 25N/mm2
3 days 35N/mm2
Flexural Strength >13N/mm2
Density (mixed) Approximate 2.10kg/L
Recommended Dry Film Thickness 2-4 mm
No of Component 3
Mixing Ratio 3.78 : 1.62 : 21.6 by weight of Part A, Part B & Part C
Pot Life 20 mins at 20°C
Cleaner Water
Packaging 27kg/Set
Light Traffic 24 hours @ 10°C 16 hours @ 20°C
Storage & Shelf life Unopened in dry conditions at 25°C/12 months
Estimated Coverage for 2 mm thickness 4kg/m2
2021 Duraflor NWB 21