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 800252 Single Variable Flow Starter Kit (Includes 6x70mm, Price on request 911-0501-EU-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 800266-1 Generator Cell/Sensor, Standard Flow, Gilibrator-2 Price on request