• Colour stable and fire rated topcoat component for the Fosroc Nitoproof 800 roof/ balcony waterproofing system.
  • Colour stable and fire rated topcoat for Fosroc Polyurea WPE waterproofing system.


  • Environment friendly – high solids.
  • Seamless and monolithic, including field joints.
  • Significantly enhances the durability of reinforced concrete when used in conjunction with either Nitoproof 800 or Fosroc Polyurea WPE.
  • Colour stable.
  • Strong adhesive bond.
  • Long open time for use with Fosroc Polyurea – can be applied up to 48 hours after polyurea application.
  • Fire rated to BS476-3: EXT.F.AA when used in conjunction with the Fosroc Nitoproof 800 system or with Fosroc Polyurea WPE.

Refer to the Fosroc Nitoproof 800 system data sheet, or the Fosroc Polyurea WPE product data sheet and Fosroc Polyurea Method Statement for further information, including surface preparation detail.

General information

Uniclass 2015

Pr_35_31_68_64 Polyurethane (PUR) waterproof coatingsPrimary


J31/110 Cold deck roof coating

J31/120 Warm deck roof coating

J31/5 Cold deck roof coating

Specification data - Polyurethane (PUR) waterproof coatings

Product Reference

Nitoproof UVR Topcoat



May green

Mouse grey

Signal grey

Signal yellow

Traffic blue

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