This straight-thru-flow model includes an integral vent limiting orifice

a precision-engineered stainless steel burner tube designed for high-performance gas-fired residential and commercial boilers

compact construction that fits seamlessly into tight vestibules

Designed for stable performance in demanding environments

Robertshaw 700-515 Gas Valve 30067439-890 This straight-thru-flow model includes anThe Robertshaw 700 515 Millivolt Gas Valve is a heavy duty, high capacity control designed for LP gas applications requiring precision and high flow rates. Built for 7000BMVR LP configurations, this unit features a 3 4" NPT inlet and outlet, supporting demanding loads up to 485,000 BTU. It operates on a self powered 250mV to 750mV system, making it an essential component for millivolt heating systems, commercial pool heaters, and large scale furnaces