الوصف

Vacuum sealed register ensures a clear presentaltion in a long-term service Selected high quality materials for steady & reliable characterisitic Without removing the meter from the pipeline for maintemance and replacement. Water temperature??0?桜t?ܴ0?樆or cold water meter), 0?漴?ܴ0?樦or hot water meter) Water pressure:?ܱMPa MAXXIMUM PERMISSIBLE ERROR: In the lower zone from Qmin inclusive up to but excluding Qt is ?5% In the upper zone from Qt inclusive up to and including Qs is ?2%