Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800844-2-230 Gilibrator-2 Standard Flow Diagnostic Kit, 230V, E Price on request 911-0502-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 783-0009-02-R Battery Pack, GilAir-5. UL, ATEX, NiMH Price on request