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It was very easy to install and I had a very old thermostat in my home prior.
Sorry, there was a problem. Please try again later.I watched someone else do the install and it didn't take him long at all.
Sorry, there was a problem. Please try again later.Hi Boni! RTH9585WF is a hardwired thermostat and it requires a common wire (C wire) for powering up the display. If you're needing further assistance feel free to reach out to us at 1-855-733-5465. -John
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