Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0910-NO-R GilAir-Plus Data Logging Single Starter Kit, Bluet Price on request 360-0132-01 GilAir Plus Operation Manual Price on request 811-9931-01 Cyclone, FSP-10 Large Capacity Cyclone (10LPM Res Price on request