Watts F121430 3/4" Automatic Reseating Temperature & Pressure Relief Valve 150 PSI 210°F 5" Length

The Watts F121430 Automatic Reseating Tempera ture & Pressure Relief-Valve is an essential safety equipment in HVAC systems. It protects such equipment as boilers, chillers, and solar thermal systems from any pressure and temperature rise that may be dangerous. This valve works on the Concept of automatic opening of the valve to let off pressure or heat build up which is hazardous. These include probe length of 5 inches for temperature measurement, connection size of 3/4 inch for installation and pressure relief of 150 PSI. The LFLL40XL series is built for performance, and its ability to reseat automatically after pressure relief means that the system can get back to work without delay.