Ground Water Relief Valve

Treble R Fabrications are manufacturers of Upward Pressure Relief Valves (UPRV’S) better known as Ground Water Relief Valves.
Ensures safety against external hydraulic pressures generated by a high Water Table.
Location in Tanks or Pools which may be subject to unusual pressures brought about by a rise in the water table while the tank is empty or partly empty.
Mounting flanges available in either NP10 or PN16 for pipe sizes 80mm and 100mm.
The outer frame is manufactured from GMS, 304SS or 316SS.
Inner valve from hard Neoprene Rubber.