We are manufacturing Heat Meters and Water Meters in following diameters; DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80 and DN100 for the industrial, commercial and house types. Also, FNF Technology able to give after sale support such as remote reading with FNF made M-Bus converters and GSM Modems. If you require any information or assistance with any of our products you may have requirement for, please do not hasitate to contact us. 0090 352 333 25 25 info@polimeter.com http://www.fnfteknoloji.com/