Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 375-0003-01 Pump Carrier, Soft, Gilian 800i/5000/10i/12/GilAir Price on request 911-9901-NO-R Single Unit Charger w/ Power Adapter, USB GilAir-3 Price on request 800485-111-01 GilAir-3 R Pump, No Battery Price on request