4 Pieces Portwest ABEK1P3 Combination Filter Bayonet P971

The P971 has an anti-gas and anti-particle filter, which protects against organic and inorganic gases and vapors, sulfur dioxide, ammonia and its derivatives. The classification of the filter is a class 1 filter for gases and class 3 for particles. The P971 protects against harmful substances, solvents, toxic particles and micro-organisms. The special Portwest bayonet system ensures a more secure connection between mask and filter. This filter can be used on half face masks P420 and P430 and the full face mask P500.