The fast drying properties and rapid recoatability of Interchar 404 lead to improved productivity while maintaining architectural aesthetics. Interchar 404 is a single component, solvent-based intumescent coating offering up to 120 minutes fire resistance to structural steelwork in accordance to EN 13381-8.


Product Chemistry
Acrylic Intumescent
Volume Solids
Colour Options
White, Grey
Maximum Dry film thickness
1000 μm
Minimum Dry film thickness
200 μm
Number of components
Single Pack
Dry time (at 15°C)
22 Hours