Mechanical Flow Meter with back-run stop Back Catalog number: 438115 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438116-IN Electronic Flow Meter for MultiNet Price on request 439015 Analog Channel incl. calibration for AMT oxygen an Price on request 443591 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request