Patty's "All Things Real Estate" Blog.

The most important task that will ensure the efficiency of your air conditioner is to routinely replace or clean its filters.  Clogged, dirty filters block normal air low and reduce a system’s efficiency significantly.

Some types of filters are reusable; others must be replaced.  They are available in a variety of types and efficiencies.  A good rule of thumb is to clean or replace your air conditioner filters every month or two during the cooling season.

For more tips go to www.energystar.gov