AQUALOCK 0121325 LF Pressure Relief Valve, 1/2-Inch, 150 PSI

1/2 Inch NPT Valve Size; 150 PSI Rating; 15 000 BTU Rating; Brass Body; Stainless Steel Spring

The AQUALOCK 0121325 LF Pressure Relief Valve is designed to help protect plumbing systems from excessive pressure. With a 1/2-inch connection and a 150 PSI pressure rating, this valve is suited for compatible residential, commercial, and light-duty plumbing applications where dependable pressure relief is required. Its compact format supports practical installation in systems with limited available space.
Use the AQUALOCK 0121325 as part of a properly designed and maintained water or plumbing system. The valve is intended to provide a pressure-relief point when system pressure reaches its rated setting, helping reduce the risk of damage to connected piping, fixtures, and equipment. Confirm connection compatibility, installation orientation, and applicable local plumbing requirements before installation.
The LF designation identifies this as the AQUALOCK lead-free relief valve configuration for applications where material compliance is important. Professional installation is recommended to help ensure correct operation and safe discharge routing. The relief outlet should be directed in accordance with local codes and manufacturer requirements, and the valve should remain accessible for inspection and service.
For replacement or new-installation needs, the AQUALOCK 0121325 combines a standard 1/2-inch connection with a 150 PSI set pressure in a straightforward relief-valve design. Verify the system pressure requirements and connection type before ordering to ensure this component is appropriate for the intended application. Regular inspection can help identify buildup, leakage, corrosion, or other conditions that may affect valve performance.

Features:

• AQUALOCK 0121325: Genuine AQUALOCK pressure relief valve identified by part number 0121325.

• 1/2-inch connection: Designed for compatible plumbing systems using a 1/2-inch connection.

• 150 PSI rating: Provides pressure relief at the specified 150 PSI setting.

• LF configuration: Lead-free valve configuration for applications requiring compliant plumbing components.

• System protection: Helps relieve excessive pressure and protect compatible piping, fixtures, and equipment.

• Serviceable installation: Intended for accessible installation, inspection, and maintenance in accordance with applicable codes.