Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF25500 Filter, MCE, 5.0µm, 25mm, 100/Pack Price on request 800485-171-2305 GilAir-3 R Pump, 5-Pack with Universal 5-Unit Char Price on request 810-0901-01-R Basic Pump Only (No Dock) Price on request