Multi-Flow Module, Blue, GilAir-3/GilAir-5 (1 to 7 Back Catalog number: 800519 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 360-0049-01 Manual, Gilibrator-2 Flow Monitoring Software Price on request 811-0501-01 Flow Monitoring Software Kit (Software, Cable, & M Price on request 910-0903-NO-R GilAir-Plus STP Single Starter Kit, No cord Price on request