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flag Small thermostat tweaks can cut heating bills by up to 12% annually, study finds.

flag After 18 months of testing, scientists have identified the most effective free method to reduce home energy bills: optimizing thermostat settings based on daily routines and weather conditions. flag The study found that small, consistent adjustments—such as lowering heat by 7–10 degrees when away or asleep—can cut heating costs by up to 12% annually without sacrificing comfort. flag Researchers emphasize that this approach requires no equipment upgrades and is accessible to all homeowners.

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