BEHost / Monday, June 20, 2022 / Categories: Purex Fume Extractors, Fume Extractor Tips, FAQs, Purex Fume Extractor FAQs Purex Filter Shelf-Life How long can you keep a Purex filter without it degrading? Previous Article Purex 200-400 pdf Next Article The difference is that the Purex model 113498C and the 113498 Print 552 Tags: Purex filter shelf life Please login or register to post comments.