WATTS® 0382328 740 Pressure Relief Valve, 3/4 in Nominal, FNPT End Style, 50 psi Pressure, Iron Body, Domestic

Features

• Automatic reseating
• Seat located above drain water can't be trapped and sediment can't foul seat
• Non-mechanical seat-to-disc alignment will not stick or freeze
• Water seal of high temperature resisting material isolates spring working parts from water during relief
• Nonmetallic disc-to-metal seating
• The discharge line must be the same size as the valve outlet, and must pitch downward from the valve to a safe place for disposal
• Valve lever must be tripped at least once a year to ensure that waterways are clear, This device is designed for emergency safety relief and shall not be used as an operating control

Application

• Pressure Protection of Hot Water Heating Boilers

Standards/Approvals/Certifications

• ASME Section IV
• MIL-V-18634B
• PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.

Warranty

• Limited