Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0909-NO-R GilAir-Plus STP 3-Pump Starter Kit, No cord Price on request 800275-2 Gilibrator-2 Deluxe Kit, with Printer 230V , Euro Price on request 811-9909-01 Inhalable Dust Sampler (100 µm Particle Cut at 2L Price on request