Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCU25MV Cassette, 25mm Micro Vac, ea Price on request 810-0203-02 GilAir-3 Programmable (ATEX), Pump only Price on request 360-0132-01 GilAir Plus Operation Manual Price on request