Air Pressure Switches

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

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch.50.85. 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.5.85. 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 0.50 0.85. It replaces the part numbers listed below.An air switch is sa

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.50 0.85. It replaces the part numbers listed below.An air switch is sa

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.50 0.85. It replaces the part numbers listed below.An air switch is sa

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.35" 0.62". 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 0.35 0.62. It replaces the part numbers listed below.An air swit

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 0.35 0.62. It replaces the part numbers listed below.An air switch is sa

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 1.00 WC. It replaces the part numbers listed below.An air switch

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch 1" WC. 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 1.00". It replaces the part numbers listed below.An air switch i