Low Flow Module, Blue, GilAir-3/GilAir-5 Constant Back Catalog number: 800518 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 360-0049-01 Manual, Gilibrator-2 Flow Monitoring Software Price on request 910-0205-02 GilAir-3 Clock [ATEX], 5-Pack (With Universal 5-Un Price on request 783-0015-01 Lithium Ion Replacement Battery Pack for Nephelome Price on request