Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-BIO02-01 BioVOC-2 Breath Sampler, pk 1 Price on request 811-1604-EU Gilian 12 Power Module, EU Cord Price on request 800884-171-2305 GilAir-5 RP Pump, 5-Pack with Universal 5-Unit Cha Price on request