These maintenance free valves are available in following diameters, (figures in inches), material of construction may be Cast Iron or Stainless Steel,
FOLLOWING SIZES ARE USED (NB DIA MENTIONED BELOW),
– 6″ & 8″
– 10″, 12″ & 14″
– 16″, 18″ & 20″
Their spares like Stem set/ Internal disc/ Operating Guide are also available.
These are used in adjusting the flow of water on both the sides of the cooling tower. hence also called Balancer Valves,