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 GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request 6075-0421-20 Screws, Low Flow Module (Pkg Of 20) Price on request 800256 Single Variable Flow Kit, 7-10 x 150mm Price on request