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How to Insulate Your Window Air Conditioner

Window air conditioners, and the space around them, leak a lot of air into and out of your apartment. The numbers are staggering. In a study commissioned by the Urban Green Council, it was estimated that, in NYC alone, heat loss from room air conditioners results in costs of more than $150M per year in excess fuel! If you are lucky enough to sleep near a window AC unit, the problem is much more personal. The heat and humidity in the summer, and the ice cold drafts in the winter, are enough to frizz even the straightest hair and penetrate...