When I go out to buy a completely brand new central HVAC system device unit, one of the first things I look at before buying it is what the exact SEER rating is of the heating and cooling unit. Because when you have a high SEER rating on a central HVAC system device it means that you will have a heat and air conditioning system device that is certainly energy efficient and will save you a lot of money on electric bills. It may certainly give you so much savings you will think that you are running a portable HVAC system device in your home instead. That is how much a SEER rating being high can save you on energy use when you run your central HVAC system device unit. I was so happy when I first discovered this fact about SEER ratings over a decade ago. There are not a lot of people out there who know what a SEER rating is or how it can certainly benefit you in the long term when you buy any brand new central HVAC system device unit for your home. This is something that I feel everyone should learn about and act on, but an unbelievable SEER rating central HVAC system device could cost you more than a usual SEER rating central HVAC system device unit. However, it is well worth the extra investment because you will end up making that back in energy savings!