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I am often asked that question!!  Why? Because some thermostats come with separate Aux and E terminals and most newer thermostats (like the TH8321WF1001) come with a single AUX/E terminal. So what do you do if you have two separate wires in AUX and in E on your old thermostat and you are switching to a TH8321?Well, let's start with some concepts. First, this is ONLY applicable if your system is a heat pump. Heat pumps use the same compressor to heat or cool, by reversing the flow of refrige …

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We will be publishing here updates to our team!Here are 5 quick questions to get to know our newest addition: Danny R., who joined us on April 1st, 2022.1.CAN YOU PROVIDE A LITTLE BACKGROUND ON YOURSELF?Born in Pereira, Colombia came to the USA as a 1 Y/O with my mother and a couple years later she remarried my stepfather ( whom I consider my father), who is Cuban. This expalins why, when I speak Spanish, I don’t have a Colombian accent. 10 years of work experience. 5 of those years was as …

Excellent question because this is a source of much confusion. Especially because all 3 thermostats look identical! For a very complete answer Google Honeywell (now Resideo) document 50-1376 (the revision is on the bottom right hand corner, the latest as of December 2021 is 08/20). Here's a partial answer:First, communication differences: The models with R in them are Redlink models. This means that they can be used as standalone thermostats or with a conjunction of Honeywell proprietary Redlink …

When discussing thermostat features with people who call in with questions, I often get the " Why (ON EARTH!) would I need to control my thermostat from my phone?? Come on..." comment. It generally (but not always) comes from people of my boomer generation..we didn't grow up with smartphones and the idea of using a smartphone for anything sounds like an unnecessary complication...especially if we can just walk up (or ask someone over the phone to walk up) to the device and change the t …