Prolong Equipment Life and Increase Efficiency -The air conditioning and heating system is typically the most expensive component in a house. Industry engineers that set air conditioning standards, state that air conditioning systems can degrade anywhere from 1% to 3% per year. So whether you are looking to put more money in your pocket, reduce energy consumption, increase the comfort of your home, or do your part in saving the environment, there are many benefits to making investments to improve your air conditioning system.