The historical monument 1515U Water Flow Weir; is designed to drain water flow flow rates so as to make sure whether suitable is available in a building when used before sanitary installation of washing machines, water heaters, showers etc.
These type of water flow on gauge can also be used for or Ifbi boiler tankless water heater may need de scaling. The water flow gauge is constructed of durable plastic with stainless steel mesh strainer turbulence should be avoided. It has a dual scale for measuring flow rate from 2 to 25 Litre and 1 to 5 gallons per minute.