Pressure testing standpipes, also known as cowhorns or bullhorns, are fitted with pressure relief valve (PRV) to prevent a buildup of pressure. The safety valve opens to release pressure when the level becomes too high and closes again when the pressure has dropped to within a safe range. Available in three ratings of which include low, medium and high pressure.
- Simply and easy to fit
- Direct replacement part
- Available in a range of pressure ratings
- Made out of brass
- BSP male thread
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