Description
The Watts L100XL-3-150 3/4″ T&P Valve Set With 150 PSI Extended Shank is a temperature and pressure relief safety component used to protect water heaters and hot water storage systems from excessive heat or pressure buildup. It automatically releases water when operating conditions exceed safe limits, preventing damage. The extended shank design allows installation on insulated tanks where additional reach is required for proper fitting. It is typically mounted on residential and commercial water heating equipment at the upper tank connection to ensure safe operation in HVAC systems.









