Hand holds a phone with the Nest app next to a Nest thermostat on a screen indicating HVAC running time - oasisamuel/Shutterstock For many homeowners, smart thermostats are worth the hype, as they let ...

For many homeowners, smart thermostats are worth the hype, as they let you control your heating and cooling efficiently from anywhere. One of these models, the Google Nest, is present in millions of ...

A heat pump functions as a typical air conditioning system in the cooling mode — absorbing heat from indoors and rejecting it outdoors. In heating mode, the coils reverse their functions. The outdoor ...

However, the bedroom heater is constantly on and changing the temperature on the thermostat has no effect. Even if I set the thermostat temperature way below the ambient room temperature, the heater ...