Video: Comparing High VS Low Efficiency Central Air Units

This highly informative video from Dr. Energy Saver covers the differences between the older low efficieny and the newer high efficiency central air conditioners.

Older air conditioners waste not only energy, but money. SEER ratings, which is an efficiency rating, has gone up greatly over the past 10 years. Watch this video and learn about all the features of various systems, along with general tips.