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 811-0920-01 Replacement Valve Caps (Pack of 2) Price on request 400518 Pump Carrier, Soft, LFS-113 Price on request 850082 PC Cable, Flow Monitoring Software Kit (cable only Price on request