Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC447 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9927-08 Cyclone, 37mm Filter Screen Price on request 783-0008-03-R Battery Pack, GilAir-3UL, ATEX, NiMH Price on request 801446 Side Anti-Tamper Plate GilAir-3/5 Clock & Prog Mod Price on request