ABEK1 gas filter. Bayonet connection

The P921 is an ABEK type filter. It protects against organic and inorganic acid gases and vapours, sulfur dioxide, ammonia and its derivatives when the boiling point is above 65°C. The special Portwest bayonet system, ensures a safer connection between mask and filter while both filters provide improved comfort and balance. This filter is compatible with Full Face masks P500, P510 and half masks P410, P420..
Bayonet connection
Packaging facilitating retail sale
Light and comfortable
CE certified