Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCU3745EF Cassette, 37mm .45µm PVC Endotoxin Free, 10/Box Price on request 810-0201-02 GilAir-3 Basic (ATEX), Pump only Price on request 910-0909-NO-R GilAir-Plus STP 3-Pump Starter Kit, No cord Price on request