Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-1707-EU-R Gilibrator 3Low Flow and High Flow Dry Cell Kit ( Price on request 910-0915-EU-R GilAir-Plus STP 3-Pump Starter Kit, Bluetooth, Eur Price on request 911-0601-NO-R Single Unit Charger w/ Power Adapter, USB, BDX-2- Price on request