Conbraco 13-213-B15 1-1/4" x 1-1/2" Steam Relief Valve 15 PSI 1200 BTU

The Conbraco 13-213-B15 is a professional-grade steam relief valve designed to protect steam heating systems and boilers from dangerous overpressure conditions. This ASME-rated safety valve features 1-1/4" inlet and 1-1/2" outlet connections and is calibrated to relieve at 15 PSI, making it ideal for low-pressure steam applications in residential and light commercial systems.

Key Specifications:

• Inlet Size: 1-1/4 inch NPT female connection
• Outlet Size: 1-1/2 inch NPT male connection
• Relief Pressure Setting: 15 PSI
• Capacity: 1200 BTU lbs/hr steam flow
• Application: Steam service only
• Replaces part number 1321308

Features and Benefits:

• ASME Section IV certified for steam boiler applications
• Bronze construction for corrosion resistance and durability
• Spring-loaded design ensures reliable pressure relief
• Factory-set and sealed to prevent unauthorized adjustment
• Essential safety device to prevent catastrophic boiler failure

This relief valve is a critical safety component for any steam heating system. When system pressure exceeds the 15 PSI setpoint, the valve automatically opens to discharge excess steam, then reseats when pressure returns to safe levels. Apollo Conbraco valves are trusted by HVAC professionals and meet all applicable plumbing and mechanical codes for steam system installations.