CP 670 Firestop Coating


Coating for the permanent firestopping of blank openings, cables, cable trays, non-combustible and combustible pipes in medium-to-large wall and floor openings.

Features/ Benefits:

  • Highly flexible coating dries quickly to form an elastic protective layer.
  • Dry film thickness of 0.7 mm - up to 30% material savings.
  • Single-layer coating - up to 50% labour savings.
  • Fire resistance rating of up to four hours.

Suitable substrates:

Drywall, concrete and masonry.

General information

Uniclass 2015

Pr_35_31_68_43 Intumescent protective coatingsPrimary


P12/340 Intumescent mortar

P12/37 Intumescent mortar

Specification data - Intumescent protective coatings

Product Reference

CP 670 Firestop Coating

Standard product features



Fire resistance:

Up to four hours, dependent on substrate and application.

Technical properties:

  • Density: 1470 kg/m³.
  • Curing time (approximate): 4 mm/day.
  • Application temperature: 5–40°C.
  • Temperature resistance: -40 to +100°C.
  • Mould and mildew resistance (to BS EN ISO 846): Class 0.