Ferrich, founded in 1883, is one of the leading manufacturers of air conditioners and refrigerators in the American market. As early as the 1950s, Fehrish began producing window air conditioners. The energy efficiency ratio and quietness of the Chill CP05G10 series window air conditioners have been recognized by the American Consumer Reports. UL laboratories certify that it performs at very low or high temperatures. It is a good choice for places with harsh working environments such as pharmaceutical factories and steel mills. It should be noted that this air conditioner has certain requirements for installation space, and users must reserve space for it when decorating. The price of this air conditioner is about $250, which is not cheap, but it is still praised by users around the world for its reliable and stable performance.