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 800510-171 GilAir-3 RP Pump, No Charger Price on request SC-4 Tedlar Bag (3L) Price on request GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request