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 GH37 Housing, 37mm 3pc Opaque, 50/Box Price on request 811-0801-02 Gilian 800i/5000/10i/12 Five-Unit Power Station, 1 Price on request 800519 Multi-Flow Module, Blue, GilAir-3/GilAir-5 (1 to 7 Price on request