When was the last time you cleaned your air conditioner registers?
Do they look like mine?
Keeping your air conditioner registers clean and free of dust and debris an easy way to save a little on your electric bills.
Registers are easy to clean, just unscrew them and vacuum them with your vacuum attachment. If they are really dirty you can soak them in a water and bleach mixture to get them clean.
Most of the time just vacuuming them will get them clean and operating at optimal savings.