Watts LF70A Hot Water Extender Tempering Valve

The Watts LF70A Hot Water Extender Tempering Valve is a thermostatic tempering valve designed to stabilize hot water temperatures in residential and small domestic systems.

Built with a brass, lead-free body and 3/4 inch nominal size, it features female soldered end connections for easy installation. This dependable tempering valve delivers precise hot water mixing for tankless heaters, standard water heaters, and solar configurations while protecting fixtures from scalding.

Operating over a safe range of 120–160°F with a steady 2 GPM flow rate and a 150 PSI pressure rating, the LF70A combines reliability with practical performance. Inclusions such as a dial adjustment cap, replaceable thermostat, and a stainless steel spring contribute to long service life and simple maintenance.

• Flow Rate: 2 GPM
• Temperature Range: 120–160°F
• Pressure Rating: 150 PSI
• Inlet/Outlet: 3/4 in female soldered connections
• Material: Brass body, lead-free construction
• Features: Dial adjustment cap, replaceable thermostat, stainless steel spring
• Applications: Residential systems, tankless heaters, water heaters, solar water systems

Certified to ISO 9001 standards, the Watts LF70A ensures quality, safety, and dependable performance in any domestic hot water setup.