Keystone KSTHW08B 8,000 115V Air Conditioner with 3,500 Supplemental Heating, Bright White Manufacturer Beautiful much larger inside than outside Manufacturer SPORTSPOWER much larger inside than outside Next generation updateable IVT Filter and advanced anti falsing circuitry intelligently reduces false alerts from blind spot systems and other vehicle avoidance systems This multi seasonal unit is packed with money saving features including energy saver mode Keystone's budget friendly heat cool 115V window wall air conditioner is designed with a removable chassis so you can install it either in a window or through an exterior wall