Does the TH1100DV/TH1110DV/TH1210DV thermostat work with heat pumps with auxiliary/backup heat?
Last updated
2/16/22
TH1100DV is for Heat Only applications. The TH1110DV and TH1210DV will work for a stand alone heat pump, and the TH1210DV will work for a heat pump with backup.
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