Main tempering valve provides primary protection while backup shutoff valve provides secondary high-temp protection

the core can be torn away to reveal the release pin

Handle/Hardware Kit

Bradley 120-063 Supply Stem-Plated Replacement Part

Apollo Bronze POP Safety Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 511HHBKMAA0175 Height-36" Main tempering valve provides primaryThis safety relief valve features a full nozzle design, and can be used in closed systems. It also features metal to metal seating and is ideal for pressure vessels and pressure piping systems. Valves are factory preset and sealed to prevent tampering. Not adjustable.