Hydrostatic Valve Grease Sealed With O-Ring

This large Hydrostatic valve is over all hight is 160mm the top dish that is filled with render is 235mm

This extra large hydrostatic valve has been used over there years were a concrete pool shell has been left empty and unfinished with one or two large (small bucket size holes) to prevent the shell lifting from hydrostatic under ground water pressure, The valve is install to fill the hole at rendering stage, The top plate that is filled with render (making the floor level handy when using a automatic pool cleaner) is sealed with grease only and some time with both o-ring and grease.

Whats in the box:

– HRV With O-Ring