Portwest ABEK1P3 Screw-In Filter (Pk4)

This anti-gas and anti-particles 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 can be used to protect against harmful substances solvents toxic particles and micro-organisms. Equipped with special thread for pair use only it can be used on P410 Half Mask only.