Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC525 Filter, 25mm, 5.0µm, Polycarbonate, Plain White, 1 Price on request 910-0901-EU-R GilAir-Plus Basic Single Starter Kit, Euro cord Price on request 811-9924-01 Cyclone, BGI4L Aluminum Cyclone (2.2LPM Respirabl Price on request