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 TE-21 Teflon Bag, On-Off Valve (1.2L) Price on request GF25500PVC Filter, PVC, 5.0µm 25mm, 100/Pack Price on request 910-0207-02 GilAir-3 Program [ATEX], Starter Kit, 230V, Euro P Price on request