Tag Archives: energy efficiency

Quick Answer: The clearest signs it’s time to replace rather than repair an air conditioner include a system that’s 10 to 15 years old or more, a repair quote that costs more than about half the price of a new unit, frequent breakdowns within the same cooling season, steadily rising energy bills without a change in usage, uneven cooling throughout …

Quick Answer: Most central air conditioner filters should be cleaned or replaced every one to three months, more often during heavy summer use or in dusty environments. Window units and ductless mini split systems typically need their filters cleaned every two weeks during regular use. Beyond the filter, coils and ductwork need much less frequent attention, generally once a year …