True Radiant - You have an energy-efficient radiant system, now get the right control for it. True Radiant is a Nest exclusive that gives you a predictable schedule and even heat. No more frustrating guessing about what temperature to set when.If you already have radiant heat, System Match will automatically activate True Radiant when you get 3.0 software. No more turning on the heat at 4am so you'll be warm by 7am, no more going beyond the temperature you wanted. This is how your radiant system should have worked all along. More about True Radiant.Heat Pump Balance - Make sure your energy-efficient heat pump is actually saving you money. Heat Pump Balance is a Nest exclusive that optimizes how often you use expensive auxiliary heat. Just choose whether you want more comfort or more savings, and Heat Pump Balance will automatically adjust when AUX comes on.Nest will automatically activate Heat Pump Balance in the Max Comfort setting if you have a heat pump with auxiliary heat. More about Heat Pump Balance.Early-On - Get the temperature you want when you want it. If your schedule says 72ºF at 6am, Early-On will start heating or cooling early so it’ll be 72ºF when your alarm rings at 6:00.Both Heat Pump Balance or True Radiant have Early-On technology built in. More about Early-On.Filter Reminders - Filters are incredibly important for systems that blow air out of vents. A clogged filter can increase your bill by 5%. Unlike other thermostats that just alert you once a year or once a month to change the filter, Nest’s Filter Reminders are based on how many hours you’ve used heat or AC. That means they’ll only show up when you actually need them. More about Filter Reminders.