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 811-9936-01 Tubing Adapter, 1/4" to 3/8 " ID, Plastic, for Gil Price on request 800061 Cyclone, Dorr-Oliver, 10mm - Nylon (1.7LPM-US) Price on request 811-0940-01-R Inlet Filter Replacement Housing for GilAir Plus Price on request