Mechanical Flow Meter Back Catalog number: 438110 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 439011 Temperature Sensor -2 to + 32°C, max. depth 6.000 Price on request 443590 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request 443591 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request