P941 P3 Particle Filter Bayonet Connection (Pk6) | Portwest
The filter P941 is a particle filter that protects against dusts. It is a P3 R type and protects against toxic substances such as particles and microorganisms. The special Portwest bayonet system ensures a safer connection between the mask and the filter while the twin filters offer improved comfort and balance. This filter is compatible with the P500 Full Face masks and the P420, P430, P421, P431 Half Masks.
P971 ABEK1P3 Combination Filter Bayonet Connection (Pk4) | Portwest
This combination gas and particle filter protects from organic and inorganic acid gases and vapours, sulphur dioxide, ammonia and its derivatives. Classified as a class 1 filter for gases and class 3 for particles it protects against harmful substances, solvents, toxic particles and micro-organisms. The special Portwest bayonet system ensures a safer connection between the mask and the filter. This filter is compatible with half masks P420, P430, P421, P431 and Full Face masks model P500.
