The technician repairing your unit should walk you through the repair and show you why it needs to be done. Ask for evidence of the problem and don’t settle for a lousy explanation. If your technician can’t explain why you need this repair, they shouldn’t be doing it in the first place!
A systematic professional duct cleaning from Four Seasons will be able to rid your ducts of any dirt or debris that may have collected over the years. In no time at all you will be enjoying improved indoor air, and the furnace and air conditioner will thank you for having this crucial service performed.
Why is timing important? Well for one you’ll need to know how quickly someone can come to your home to repair your AC. Secondly, you don’t want to pay more for just because it happens late at night or on a weekend.