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What is a common symptom indicating a dirty or clogged air filter in an HVAC system?

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Correct Incorrect A dirty or clogged air filter restricts airflow within the HVAC system, causing reduced air movement from the vents.

What is a common symptom indicating a dirty or clogged air filter in an HVAC system?

• Reduced airflow from vents
• Excessive noise from the outdoor unit
• Water leaking around the thermostat
• Increased humidity inside the home