Air Conditioners Keystone

25, 000 BTU Window Air ConditionerAt Keystone, your family’s comfort starts here. Keystone offers a full assortment of budget-friendly Home Comfort Solutions for every room in the house. Whatever air conditioner type you need – window, window/wall, thru-the-wall, or portable – Keystone has you covered. They even have AC models with heating options! Keystone’s assortment of flexible Window/Wall Air Conditioners is designed with a removable chassis so you can install them either in a window or through an exterior wall. Their two-in-one installation marvel includes an adjustable window kit for convenient window installation. For wall installation, you can use an existing compatible wall sleeve o…

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. Installed easily through-the-wall, this 14,000 BTU / 10,600 BTU supplemental heating capacity air conditioning unit can effectively cool rooms up to 700 square feet with dehumidification up to 2.9 pints per hour to remove moisture from the air. Perfect for large-sized living spaces like apartments, living rooms, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of the room, displays it on the remote's LCD screen, and sends a signal to your AC unit every 3 minutes for accurate cooling. Money saving features include energy …

Keystone Energy Star 12,000 BTU Window-Mounted Air Conditioner with Follow Me LCD Remote At Keystone, your family's comfort starts here. The Keystone Energy Star 12,000 BTU window air conditioner with Follow Me remote control is an economical choice for cooling a room up to 550 square feet. This energy-saving air conditioner features electronic controls with LED display and a temperature sensing LCD remote control, allowing you to conveniently see, set, and maintain the room temperature from across the room. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. With a Keystone window air conditioner, you and your family can relax in cool, blissful comfort.…

Keystone offers reliable air conditioning units that deliver consistent cooling, ensuring your comfort even on the hottest days. Designed for easy through-the-wall installation, this 12,000 BTU through-the-wall air conditioner effectively cools rooms up to 550 square feet, while its dehumidification function removes up to 2.5 pints of moisture per hour, reducing humidity levels for a more comfortable living environment. Ideal for medium-sized living spaces like apartments and living rooms, this unit comes with a unique remote control featuring a built-in thermostat. This innovative feature detects your position in the room and adjusts the temperature accordingly, promoting personalized comfort.…

Stay cool and comfortable with Keystone's reliable air conditioning units that provide consistent cooling, even on scorching hot days. This 10,000 BTU through-the-wall air conditioner is designed for easy through-the-wall installation and effectively cools rooms up to 450 square feet, all while removing up to 2.3 pints of moisture per hour for enhanced comfort and air quality. Ideal for small to medium-sized living spaces like apartments, dorm rooms, sheds, and more. One standout feature of this unit is the unique remote control with a built-in thermostat. It intelligently senses the temperature of your location in the room and adjusts accordingly, delivering personalized comfort wherever you …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 8,000 BTU window-mounted air conditioner can effectively cool rooms up to 350 square feet with dehumidification up to 1.2 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving features …

At Keystone, we prioritize your family's comfort. Our budget-friendly heat/cool 115V window air conditioner is designed to meet your needs. This versatile AC unit not only provides efficient cooling but also offers supplemental heat capability. It serves as an additional heat source when outdoor temperatures rise above 23 degrees Fahrenheit, complementing your main heat source. Please note that this mode is meant to supplement, not replace, your primary heat source. You'll find plenty of money-saving features in this multi-seasonal unit. Take advantage of the energy saver mode, sleep mode, and programmable 24-hour timer to customize your cooling and heating preferences according to your schedule.…

With reliable, window-mounted air conditioning, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 8,000 BTU window-mounted air conditioner can effectively cool rooms up to 350 square feet with dehumidification up to 2.1 pints per hour to remove moisture from the air. Perfect for smaller-sized living spaces like apartments, dorm rooms, sheds, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of where you are in the room and adjusts as needed automatically. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove and clean …

With reliable, window-mounted air conditioning, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 6,000 BTU window-mounted air conditioner can effectively cool rooms up to 250 square feet with dehumidification up to 1.5 pints per hour to remove moisture from the air. Perfect for smaller-sized living spaces like apartments, dorm rooms, sheds, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of where you are in the room and adjusts as needed automatically. Engineered with 3 cooling and fan speeds for flexibility and quiet operation (51.9 dBA on low), the unit ensures that you can get a good night's sleep,…

Say goodbye to sweltering heat with Keystone's reliable window air conditioner. Designed for consistent cooling, this 10,000 BTU window AC unit can effectively cool rooms up to 450 square feet. Whether you have a small apartment, dorm room, or shed, this air conditioner is perfect for creating a comfortable living space. Not only does it provide cool air, but it also helps remove excess moisture from the air with its powerful dehumidification, up to 2.3 pints per hour. No more feeling sticky and uncomfortable – this unit ensures a dry and pleasant environment. The unique remote control included with the unit features a built-in thermostat. It can sense the temperature of where you are in the ro…

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 8,000 BTU window-mounted air conditioner can effectively cool rooms up to 350 square feet with dehumidification up to 1.1 pints per hour to remove moisture from the air. A 7,000 BTU heat pump is also included for those chilly days. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving features include energy saver mode,…

26-inch wall sleeve to be used with through-the-wall air conditionersInstall wall sleeve in pre-cast concrete or masonary walls up to 17.75 inches thick.Wall sleeve to be securely fastened to wall opening before installing air conditionerHelps bear the weight of the air conditionerHelps insulate the air conditionerProtects the air conditioner from dust, bugs and other debris that could get sucked into itAll metal construction withstands inclement weather, corrosion and other elementsCompatible with: KSTAT08-1C, KSTAT10-1C, KSTAT10-2C, KSTAT12-1C and KSTAT12-2C The Keystone 26-inch wall sleeve for through-the-wall air conditioners should be securely fastened within a wall opening before installing …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 24,000 BTU window-mounted air conditioner can effectively cool rooms up to 1500 square feet with dehumidification up to 3.51 pints per hour to remove moisture from the air. Perfect for large-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving …

At Keystone, we prioritize your family's comfort. Our heat/cool 230V window air conditioner is designed with versatile supplemental heat when outdoor temperatures exceed 23 degrees Fahrenheit. Please note that this mode is meant to complement your primary heat source and should not be relied upon as the sole heat source. It is important to have a special 230-volt/25-amp electrical outlet for optimal operation, as this unit does not function with standard 115V household outlets. Our window air conditioner is equipped with money-saving features such as an energy saver mode, sleep mode, and a programmable 24-hour timer. With the convenience of our Follow Me LCD remote control, everyone can easily …

With reliable, window and wall-mounted air conditioning, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 18,000 BTU window-mounted air conditioner can effectively cool rooms up to 1000 square feet with dehumidification up to 3.8 pints per hour to remove moisture from the air. Perfect for large living spaces like apartments, bedrooms, living rooms, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of where you are in the room and adjusts as needed automatically. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 18,000 BTU window-mounted air conditioner can effectively cool rooms up to 1000 square feet with dehumidification up to 2.53 pints per hour to remove moisture from the air. Perfect for large-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving …

Stay cool and comfortable with Keystone's reliable window-mounted air conditioner. This 5,000 BTU window AC unit is perfect for smaller-sized living spaces up to 150 square feet, such as apartments, dorm rooms, sheds, and more. With dehumidification of up to 1.3 pints per hour, it effectively removes excess moisture from the air, providing a comfortable and dry environment. The unit features a unique remote control with a built-in thermostat, which senses the temperature of your location in the room and adjusts automatically for optimal comfort. With three cooling and fan speeds, you have flexibility and can enjoy quiet operation, as low as 52 dBA. Whether you're sleeping, watching TV, or working,…

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 14,000 BTU ASHRAE/12,000 BTU DOE portable air conditioner can effectively cool rooms up to 550 square feet with dehumidification up to 2.5 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. Money saving features include energy saver mode, sleep mode, and a programmable …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 14,000 BTU window-mounted air conditioner can effectively cool rooms up to 650 square feet with dehumidification up to 2.1 pints per hour to remove moisture from the air. Perfect for large-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving features …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 12,000 BTU inverter window-mounted air conditioner can effectively cool rooms up to 550 square feet with dehumidification up to 1.73 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, bedrooms, living rooms, and much more. A 10,000 BTU heat pump is also included for those chilly days. Supplemental Heating mode is meant to be operated when temperatures outside are between 41 and 75 degrees. This mode is supplemental and NOT meant as a primary heat source. It features special Inverter technology to eliminate wasted …

Keystone prioritizes your family's comfort, and our budget-friendly heat/cool 230V window air conditioner is designed to meet your needs. This versatile AC unit offers both efficient cooling and supplemental heat capability, serving as an additional heat source for outdoor temperatures above 23 degrees Fahrenheit. The heat mode is supplemental and cannot replace your primary heat source. Please note that this unit requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. Enjoy ultimate cost savings with the energy saver mode, sleep mode, and programmable 24-hour timer. These features allow you to customize your heating and cooling …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 12,000 BTU window-mounted air conditioner can effectively cool rooms up to 550 square feet with dehumidification up to 1.85 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, bedrooms, living rooms, and much more. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving …

With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. Installed easily through-the-wall, this 12,000 BTU / 10,600 BTU supplemental heating capacity air conditioning unit can effectively cool rooms up to 550 square feet with dehumidification up to 2.5 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, living rooms, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of the room, displays it on the remote's LCD screen, and sends a signal to your AC unit every 3 minutes for accurate cooling. Money saving features include energy …