Teflon Bag, On-Off Valve (50L) Back Catalog number: TE-24 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-BIO02-100 BioVOC-2 Breath Sampler, pk 100 Price on request 800485-171 GilAir-3 R Pump, No Charger Price on request 801000-1 Power Module, 120V/230V/DC, without plug (used wit Price on request