North 7506N95 Respirator N95 Prefilter
The North 7506N95 is prefilter with a 95% filter efficiency rating. It is designed for non-oil based aerosol particulates. It fits over the 75SCL Defender Multi-Gas Vapor Cartridge for added protection from non-oil based sprays and mists. It cannot be used in tandem with a P100 filter.
It is sold by pack of 10 each. In order to attach this prefilter to the 75SCL cartridge you also need 1 pair of the N750036 prefilter covers. You can find those HERE.