If you are looking to replace the air conditioning or heating system in your home, you may want to consider an air-source heat pump.
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Check for signs of air leakage around windows and doors. Then use caulk and weather-stripping to stop the leaks. Homeowners typically save up to $200 a year in heating and cooling costs by air sealing their homes and adding insulation.
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The ENERGY STAR Home Advisor provides customized and prioritized energy efficiency advice based on your home's profile.