Nullifire S605 Solvent-Based Intumescent Basecoat

Nullifire S605 Solvent-Based Intumescent Basecoat


S605 Intumescent Basecoat is a single pack solvent-based intumescent coating for fire protection of both internal and external structural steelwork. S605 is very pale green in colour.

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What the experts have to say

Compatible with
Nullifire primers
S605 provides effective structural fire protection, for steelwork, from 60 minutes up to a 120 minute fire rating. Suitable for universal and hollow sections. For long term durability and external use, a top seal is required.
  • Can provide up to 120 minute fire protection in some applications

  • Proven history of successful usage in projects  all over the world

  • Compatible with a full range of Nullifire primers and top seals providing an outstanding finish.

  • Suitable for on-site and off-site application.

A solvent based, multi-coat formulation
BS 476:Part 2 1987
Building Classification:
Up to C3 & C4 environments with suitable top coat
Specific Gravity:
1.37 ±0.02
Volume Solids:
68% ±2%
333 g/litre
Theoretical Coverage:
730 g/m² based on an applied @ 0.5 mm dry film thickness
Store in secure, dry warehouse conditions between +5°C and +35°C
Shelf Life:
12 - 15 months when stored as recommended in original unopened container
Full Information:
Check out the full datasheet available in the Downloads section!

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