Is your A/C still running or is it barely walking at this point? Your air conditioning system is the single largest appliance in your home and uses around 40% of your annual energy consumption in the home. If you’re still trying to get thru summer with an air conditioner that’s over 10 years old you may want to consider a few reasons why upgrading might not be such a bad idea. Check out this infographic from Bob Jenson to find out why it’s a good idea to replace that old air conditioner.