Ensures ongoing system performance and efficiency;Balances flow between primary and secondary piping;Protects system from ferrous and non-ferrous debris;Captures and removes air bubbles, Includes high powered magnet and dual-scale temperature/pressure gauge;Mounting brackets and hardware included;Saves Time, Replaces Components, Eliminates Leak Paths;This valve is actuated by a blowout proof stem;Patents Pending;Available in GMT, FIP, MIP, SWT, PRS