When the weather warms up, get the best room or window air conditioner by choosing one that has earned the ENERGY STAR. Get tips on how to choose the right size room air conditioner for your window- or through the wall-unit, and learn how to make sure it is properly installed to save the most energy and keep you cool.
Ask the Expert
Have questions about how best to save energy in your home? Well, Ask the Expert! Here you can find the energy efficiency advice you need on ENERGY STAR certified products and home improvement projects by viewing articles, videos and more created by the experts at EPA’s ENERGY STAR program.