this is specifically a high pressure switch that opens on pressure rise

Key Benefits Precise Pressure Control: Delivers a consistent 1-2 PSIG outlet range for high-demand gas applications

A clicking sound without ignition often indicates a failing igniter wire or a dirty flame sensor

you must use an external timer or select a different module in the Fireye series with integrated purge logic

Built on a standard 48 NEMA frame size with a sleeve bearing design

Resideo ZD16X12TZ Damper 340155-7026 this is specifically a highThe Resideo ZD16X12TZ Damper is a professional grade, 24Vac powered HVAC zone damper specifically engineered for high performance residential and light commercial zoning systems. As a veteran preferred rectangular zone damper, it features parallel blade action and a power closed spring return open fail safe configuration, making it the ideal choice for zones requiring a normally open default state. This 16" x 12" unit is built with a heavy duty