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 811-0303-01-R Single Unit Replacement Charger only, USB, LFS-11 Price on request 800142 Clip Assembly, Replacement for Filter Cassette Kit Price on request 811-0921-01-R GilAir Plus impinger Bracket for single impinger h Price on request