Air Pressure Switches

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.55 WC. It replaces the part numbers listed below.An air switch

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch is safety

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch is safety

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch is safety

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch i

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch i

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch i

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.55". It replaces the part numbers listed below.An air switch i

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -0.22". It replaces the part numbers listed below.An air switch

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -0.22". It replaces the part numbers listed below.An air switch

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch.22". It replaces the part numbers listed below.An air switch is

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -.22". It replaces the part numbers listed below.An air switch i