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View Full Version : Will a 2 stage thermostat work on a single stage system

HVACmike77
Sep 20, 2010, 05:50 PM
My question is will a 2 stage heat/cool or a 1 stage cool 2 stage heat thermostat work on a single stage system? Thanks,

Mike
hvac1000
Sep 22, 2010, 03:14 AM
Yes but it will not make the system a two stage system.