Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 380-0015-01 Screwdriver, Reversible, GilAir-3/GilAir-5/BDX-II Price on request 200279-R Wrench, Tube Holder Price on request 910-0914-EU-R GilAir-Plus Data Logging 3-Pump Starter Kit, Bluet Price on request