Beckett Igniter 21789U Valve Assembly R-22 engineered for 2-stage furnace applications

engineered for 2-stage furnace applications requiring precise gas furnace pressure switch calibration

suitable for high-demand heating systems

The GM40AV-W relies on line power for timing

and poor cooling capacity

and VAV terminal boxes

Beckett Igniter 21789U Valve Assembly R-22 engineered for 2-stage furnace applicationsFor the seasoned contractor, the Beckett 21789U Valve Assembly is your go to housing mount igniter valve for dependable oil burner operation. This precision engineered component, designed specifically for oil burner ignition systems, ensures consistent fuel delivery and reliable ignition performance in both residential and commercial heating applications. Crafted from high grade, durable materials, the 21789U is built to withstand rigorous burner