Is it Time to Replace Your System? If your unit is older than 10 years, you may want to consider replacing it with a unit that has earned the ENERGY STAR label. These high-efficiency units can save up to 20 percent on heating costs and will improve the performance of your overall system.

Is it Time to Replace Your System? If your unit is older than 10 years, you may want to consider replacing it with a unit that has earned the ENERGY STAR label. These high-efficiency units can save up to 20 percent on heating costs and will improve the performance of your overall system.

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