TEMPERATURE-PRESSURE RELIEF VALVE
NOTE:
Valve for remote storage tanks.
Explosion Hazard
Temperature-Pressure Relief Valve
must comply with ANSI Z21.22-
CSA 4.4 and ASME code.
Properly sized temperature-
pressure relief valve must be
installed in opening provided.
Can result in overheating and
excessive tank pressure.
Can cause serious injury or death.
CAUTION
Water Damage Hazard
Temperature-Pressure Relief Valve discharge
pipe must terminate at adequate drain.
T&P Valve Discharge Pipe Requirements:
Shall not be smaller in size than the outlet pipe size of the
pipe.
The Temperature-Pressure Relief Valve must be manually
NOTE: The purpose of a Temperature-Pressure Relief Valve is
15
Burn hazard.
Hot water discharge.
Keep clear of Temperature-
Pressure Relief Valve
discharge outlet.