Filter, Support Pads, Porous Plastic, 37mm, 20.0µm Back Catalog number: GPP3700 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0945-01-R GilAir Plus, DL to STP Upgrade (factory only) Price on request TE-25 Teflon Bag, Septum Valve (0.5L) Price on request GCU37080GS Cassette, 37mm 3pc 0.8µm MCE, Gridded, Sterile, 50 Price on request