Robertshaw 720-402 Valve 30067439-890 place it between the filter

place it between the filter and the blower to measure the true restriction the fan must overcome

the York S1-025-26392-011 offers a drop-in replacement for worn or tripped sensors in residential and light commercial air handlers

The Robertshaw 1830-010 comes with a Natural Gas (NG) orifice pre-installed

Compatibility depends on the mounting interface and the 120V power requirement

ensuring stable discharge air temperatures even during rapid outdoor ambient shifts

Robertshaw 720-402 Valve 30067439-890 place it between the filterThe Robertshaw 720 402 is a professional grade 24V gas valve engineered for intermittent pilot ignition systems in residential and commercial furnaces, boilers, and unit heaters. This Uni Kit dual gas valve serves as the direct replacement for the discontinued Robertshaw 720 400, featuring a 1 2" NPT inlet and 3 4" NPT outlet. With a high capacity rating of 150,000 BTU hr and a 0. 5 PSI pressure rating, it provides reliable flow control for natural