Designed without a manual lift stem

the pressure differential forces the balls against their seats to stop the flow of liquid or steam

Does this valve come with the orifice or is it a complete assembly

Durable Construction: 22-gauge galvanized steel housing resists corrosion and provides structural rigidity in high-velocity ductwork

hermetic construction

Lochinvar & A.O. Smith 100277785 Pump 30067439-890 Designed without a manual liftThe Lochinvar & A. O. Smith 100277785 Pump is a high performance 115V wet rotor circulator pump designed for precise flow management in commercial and residential hydronic systems. Featuring a 1 6 HP motor, this 3 speed pump assembly allows technicians to dial in the exact head pressure and GPM required for specific boiler or water heater loops. Constructed with a stainless steel housing and essential mounting hardware, it is an OEM replacement for