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 811-0905-01-R Inlet Filters, Replacement for GilAir Plus, Pack o Price on request 800573-100 Diagnostic Panel only, Hi/Lo (2-50cc, 20-200cc, 0. Price on request 850082 PC Cable, Flow Monitoring Software Kit (cable only Price on request