Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 360-0049-01 Manual, Gilibrator-2 Flow Monitoring Software Price on request 800510-171-2301 GilAir-3 RP Pump, Starter Kit, 230V Euro Style Plu Price on request 911-0501-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request