IF YOUR BUILDING IS YOUR BABY, WE HAVE THE FORMULA FOR COOLING IT MORE EFFICIENTLY. If your cooling equipment is more than 15 years old, you could be paying way too much when you use it. New cooling systems are at least 20 percent more energy efficient than older models. And Xcel Energy rebates are currently available for up to 60 percent of your installation cost. Very cool. Scan this QR code with your mobile device to watch a short video about Cooling Efficiency. ® © 2 0 12 X C E L E N E R G Y I N C .