Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4525 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0920-01 Replacement Valve Caps (Pack of 2) Price on request 911-0501-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 615-0802-01-R Gilian 800i/5000/10i/12 Five-Unit Carrying Case Price on request