Hot Water Heater Pressure Relief Valve Discharge Pipe

Helps guard against accidental flooding and expensive repair.

Hot water heater pressure relief valve discharge pipe.

Not be smaller than the diameter of the outlet of the valve served and shall discharge full size to the air gap. Instead it is attached with a discharge pipe link with hot water heater. In most of the disasters caused by hot water heater pipe leaking from the top the trp valve is involved. Discharge through an air gap located in the same room as the water heater.

The discharge piping serving a pressure relief valve temperature relief valve or combination valve shall. 504 6 requirements for water heater tpr valve discharge piping. This temperature pressure relief valve is attached to the discharge pipe. Building codes require temperature pressure relief tpr valves with discharge pipes on all new water heater installations.

This is a very simple video on how to replace add a discharge pipe on a water heater. It s designed to release the pressure when there is too much of a load built up inside the water heater. You may have an issues with the hot water coming out of overflow pipe. The discharge piping serving a pressure relief valve temperature relief valve or combination thereof shall.

So this release of its pressure causes your hot water tank overflow pipe dripping towards the floor where the hot water heater is placed. A trapped tpr dischage pipe is a common defect when a replacement water heater s tpr valve is lower than the original one and the installer connects to the exisitng discharge piping at the wall. These numbers will be printed right on the valve or on a tag attached to the. Discharge tubes connect to the temperature and pressure relief valve to direct any water released away from the water heater and into a drain.

Not be directly connected to the drainage system. Top mount runoff tubes are recommend when the temperature and pressure relief valve is located on the side of the water heater. Scalding water and steam escape the tank through the valve and tube to relieve the pressure. 8 termination of the tpr drain pipe cannot be more than 6 inches or less than two pipe diameters above the floor ground or waster receptor flood rim level.

Verify the proper valve is installed the tprv on a water heater is set to discharge at 150 psi or 210 fahrenheit. Not be directly connected to the drainage system. Discharge through an air gap located in the same room as the water heater.