Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF37TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 911-0601-EU-R Single Unit Charger w/ Power Adapter, USB, BDX-2- Price on request 800519 Multi-Flow Module, Blue, GilAir-3/GilAir-5 (1 to 7 Price on request 910-1706-EU-R Gilibrator 3 Standard Flow and High Flow Dry Cell Price on request