But, if it’s not, we’re here to help you make the best decision for your budget and needs. When the filter is clogged, it reduces airflow, which can cause your AC unit to work too hard and freeze up. Air conditioners use filters to remove allergens and dust from the ductwork. The frequency depends on the model and dust/pollen levels in and outside your home. Call today and speak to our expert staff for tips on AC repair vs. AC replacement. All Year Cooling provides a comprehensive AC system eval...