Air Pressure Switches

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

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.65". 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 0.65". 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. It replaces the part numbers listed below.An air switch is safe

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 0.45. 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 -0.45" WC. It replaces the part numbers listed below.An air swit

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.45". 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 0.85. 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. It replaces the part numbers listed below.An air switch is safe

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.85". It replaces the part numbers listed below.An air switch i