Pump Filter Kit (3 Filters, 3large o-rings, 3 sma Back Catalog number: 800556 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GPP3700 Filter, Support Pads, Porous Plastic, 37mm, 20.0µm Price on request 811-0916-01-R Inlet Filter Replacement Kit for GilAir Plus with Price on request GF25450 Filter, MCE, 0.45µm, 25mm, TEM 100/Pack Price on request