Filter, Support Pads, Porous Plastic, 37mm, 20.0µm Back Catalog number: GPP3700 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 810-0801-01 Gilian 5000 Pump Kit UL ATEX, Pump Only, No Charge Price on request GC738PC Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Price on request 800883-171-2301 GilAir-5 R Pump, Starter Kit, 230V Euro Style Plug Price on request