Air Conditioners › Keystone › With Timer › With Dehumidifier › With Remote Control

Experience unparalleled comfort with Keystone's exceptional heat/cool 230V win... Experience unparalleled comfort with Keystone's exceptional heat/cool 230V window air conditioner. Experience the true versatility of this air conditioner as it not only provides efficient cooling but also boasts supplemental heat capability. When... more

Keystone's reliable through-the-wall air conditioning units guarantee a consis... Keystone's reliable through-the-wall air conditioning units guarantee a consistently comfortable indoor environment, even during scorching summer days. The easily installed through-the-wall 10, 000 BTU air conditioner efficiently cools rooms up to... more

The product is perfect for cooling a room up to 450 square feet. It has electr... The product is perfect for cooling a room up to 450 square feet. It has electronic controls with an LED display and a temperature-sensing LCD remote control allowing you to conveniently see, set, and maintain the room temperature from across the... more

With reliable air conditioning units, Keystone proudly produces efficient and ... With reliable air conditioning units, Keystone proudly produces efficient and consistent cooling to keep you comfortable, even on the hottest days. Installed easily through-the-wall, this 8, 000 BTU air conditioner for wall can effectively cool... more

With reliable Through the Wall Air Conditioners, Keystone proudly produces con... With reliable Through the Wall Air Conditioners, Keystone proudly produces consistent cooling to keep you comfortable, even on the hottest days. Installed easily through the wall, this 12, 000 BTU through-the-wall air conditioner can effectively... more