PFC Corofil COSB 44 Open-State Cavity Barrier
PFC Corofil COSB 44 is an open-state cavity barrier for ventilated facade systems with a designed 44mm air gap. A high-density stone wool section carries a high-expansion intumescent strip that closes the ventilation path when exposed to fire.
Description
PFC Corofil COSB 44 Open-State Cavity Barrier allows everyday ventilation and drainage through the facade cavity while remaining ready to expand and close the 44mm gap during a fire.
Key features
- Designed specifically for a 44mm open ventilation gap
- High-density non-combustible stone wool with pre-fixed intumescent strip
- Suitable for approved horizontal facade cavity-barrier applications
- Galvanised support brackets supplied as standard, with stainless options available
- Available shrink wrapped or foil encapsulated depending on specification
Typical applications
Use behind rainscreen and other ventilated facade systems where the project design requires a continuous 44mm open-state barrier line.
Installation note: Order the barrier cut to the correct cavity width and use the prescribed brackets, centres and substrate fixings. Keep the 44mm gap clear of obstructions.
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