“My current thermostat is connected to W, RH and RC. can I still use this thermostat?”

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• Hi there, Rich. The Nest Thermostat works with most 24 Volt heating and cooling systems. However, to ensure the full compatibility of your HVAC system, we recommend checking the wires using the Compatibility Checker tool on this Google Help article: https://support.google.com/googlenest/answer/9246656

  Answered by Nest Support 2 years ago

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