GilAir Plus, DL to STP Upgrade (factory only) Back Catalog number: 811-0945-01-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1707-01-R Gilibrator 3, Base Only Price on request TE-28 Teflon Bag, Septum Valve (50L) Price on request 811-1004-04 PM-4.0 Impactor Kit, Replacement for Models 810-1002 and 810-1003 Price on request