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Homeowners should check and replace or clean HVAC air filters regularly. Thicker 4-6 inch air filters offer better airflow and longer service life. Set thermostats to 78°F at home and 80°F when away ...
AI-generated summary reviewed by our newsroom. Read our AI Policy. Homeowners should check and replace or clean HVAC air filters regularly. Thicker 4-6 inch air filters offer better airflow and longer ...
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