Range 33 Degrees to 200 Degrees F

Guardian G3702 34 Gallon Capacity Thermostatic Mixing Valve in a Surface Mounted Stainless Steel Cabinet with Tag Showing ASSE 1071 Compliance

EBF-625 and EBF-750

while the cabinet's steel is slightly thinner at 20 gauge

Surface-Mounted Collar Assembly

Apollo Stainless Steel POP Safety Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 543FEBKMAA0100 Capacity 12 L Range 33 Degrees to 200This 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.