Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9917-03 Go-Cal Replacent Battery Pack Price on request 800573-3 Diagnostic Panel only, Hi/Lo (2-50cc, 20-200cc, 0. Price on request GF47450 Filter, MCE, 0.45µm, 47mm, 100/Pack Price on request