Keystone Heating and Cooling

At Keystone, your family's comfort starts here. The Keystone 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.

At Keystone, your family's comfort starts here. The Keystone 5,000 BTU window air conditioner with "Follow Me" remote control is an economical choice for cooling a room up to 150 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. Plus quiet operation (50.5 dBA on low) helps you get a good night's sleep. With a Keystone window air conditioner, you and your family can relax in cool, blissful comfort.

At Keystone, your family's comfort starts here. The Keystone 8,000 BTU window air conditioner with "Follow Me" remote control is an excellent choice for cooling a room up to 350 square feet. This exceptional 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. It also includes an energy saver mode, programmable 24-hour timer, and a sleep mode to save you money while keeping you cool and comfortable. Plus quiet operation (52 dBA on low) helps you get a good night's sleep. With a Keystone window air conditioner, you and your family can relax in cool, blissful comfort.

At Keystone, your family's comfort starts here. Keystone's budget-friendly 18,000/17,700 BTU 230V window/wall air conditioner is designed with a removable chassis so you can install it either in a window or through an exterior wall. Our 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 or purchase one of ours separately. This unit requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. It is packed with money-saving features including energy saver mode, sleep mode and a programmable 24-hour timer. Add the convenience of our easy-to-use "Follow Me" LCD remote control, and everyone can relax in cool, blissful comfort.

At Keystone, your family's comfort starts here. The Keystone 10,000 BTU window air conditioner with "Follow Me" remote control is an excellent choice for cooling a room up to 450 square feet. This exceptional 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. It also includes an energy saver mode, programmable 24-hour timer, and a sleep mode to save you money while keeping you cool and comfortable. Plus quiet operation (52 dBA on low) helps you get a good night's sleep. With a Keystone window air conditioner, you and your family can relax in cool, blissful comfort.

At Keystone, your family's comfort starts here. The Keystone 7,000 BTU portable air conditioner with I Sense remote control is an excellent choice for cooling a room up to 300 square feet. This exceptional air conditioner features electronic controls with an LED display and a temperature sensing LCD remote control, allowing you to conveniently see, set, and maintain the temperature from across the room. It also includes a constant fan mode, a programmable 24-hour timer, and a sleep mode to save you money while keeping you cool and comfortable. With a Keystone portable air conditioner, you and your family can relax in cool, blissful comfort.

s comfort starts here. The Keystone 6,000 BTU window air conditioner with "Follow Me" remote control is an economical choice for cooling a room up to 250 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. Plus quiet operation (51.9 dBA on low) helps you get a good night's sleep. With a Keystone window air conditioner, you and your family can relax in cool, blissful comfort.

Your family's comfort begins with Keystone: Perfect for rooms up to 350 square feet, the Keystone portable air conditioner maximizes comfort by providing cool air and removing humidity. Ideal for a variety of spaces: As a reliable solution for reducing dampness and humidity, the unit is an excellent choice for bedrooms, bathrooms, attics, dorm rooms, basements, and more. Dehumidifies and cools: By removing 2.6 pints of moisture from the air per hour, you'll enjoy a cool and comfortable indoor environment with no dampness. Customizable settings for your comfort: Electronic controls provide 3 speeds, a programmable timer, and 3 operating modes (cool, fan, and dry), to keep you comfortable. Enjoy a good night's rest with sleep function: Sleep function gradually increases the temperature to provide you with comfortable air while you sleep. Easy portability through your home: With integrated side handles and caster wheels, you can easily transport to fit your needs.

The Keystone 22-pint dehumidifier removes up to 22 pints of moisture from the air per day in a room up to 1500 square feet. Place this unit in various locations throughout your home or apartment such as the attic, bedroom, or basement. Features include electronic controls with LED display, a 24-hour timer, a transparent water level indicator and a full bucket alert with automatic shutoff. Continuous draining option is available using a low-level drain and a standard garden hose (garden hose not included). It also has a removable, easy-cleaning dust filter with a clean-filter alert. The auto-restart saves your settings during a power outage and the rolling casters make the unit easy to move to another location.

At Keystone, your family's comfort starts here. The Keystone 5,000 BTU portable air conditioner with I Sense remote control is an excellent choice for cooling a room up to 200 square feet. This exceptional air conditioner features electronic controls with an LED display and a temperature sensing LCD remote control, allowing you to conveniently see, set, and maintain the temperature from across the room. It also includes a constant fan mode, a programmable 24-hour timer, and a sleep mode to save you money while keeping you cool and comfortable. With a Keystone portable air conditioner, you and your family can relax in cool, blissful comfort.

At Keystone, your family’s comfort starts here. Keystone offers a full assortment of budget-friendly portable air conditioners for any room in the house. Portable air conditioners give you the freedom to choose what room to cool and when to cool it. A reliable solution to cooling a room without central AC, they are also great for reducing your central AC use by cooling the room you use the most. Plus, this model offers supplemental heat for those in-between days with chilly nights. With easy-to-use features such as our convenient Follow Me remote control, you and your family can relax in blissful comfort. All our portable AC models include caster wheels for easy movement and complete window venting kits for quick setup. Just roll it where you need it!

The Keystone 22-pint dehumidifier removes up to 22 pints of moisture from the air per day in a room up to 1500 square feet. Place this unit in various locations throughout your home or apartment such as the attic, bedroom, or basement. Features include electronic controls with LED display, a 24-hour timer, a transparent water level indicator and a full bucket alert with automatic shutoff. Continuous draining option is available using a low-level drain and a standard garden hose (garden hose not included). It also has a removable, easy-cleaning dust filter with a clean-filter alert. The auto-restart saves your settings during a power outage and the rolling casters make the unit easy to move to another location.

The Keystone 50-pint dehumidifier features a built-in worry-free pump that allows the unit to continuously discharge water upward to drain out a basement window or into a sink removing up to 50 pints of moisture from the air per day in a room up to 4500 square feet. Features include electronic controls with LED display, a 24-hour timer, a transparent water level indicator, and a full bucket alert with automatic shutoff. It also has a removable, easy-cleaning dust filter with a clean-filter alert. The auto-restart saves your settings during a power outage and the omni-directional caster wheels make the unit easy to move to another location.

The Keystone 50-pint dehumidifier removes up to 50 pints of moisture from the air per day in a room up to 4500 square feet. Place this unit in various locations throughout your home or apartment such as the attic, bedroom, or basement. Features include electronic controls with LED display, a 24-hour timer, a transparent water level indicator and a full bucket alert with automatic shutoff. Continuous draining option is available using a low-level drain and a standard garden hose (garden hose not included). It also has a removable, easy-cleaning dust filter with a clean-filter alert. The auto-restart saves your settings during a power outage and the rolling casters make the unit easy to move to another location.

With reliable dehumidifier units, Keystone produces consistent humidity levels to keep you comfortable, even on the muggiest days. This Energy Star dehumidifier can effectively remove up to 35 pints of moisture a day to improve air quality in rooms up to 3000 square feet, which is perfect for use in basements, garages, living rooms, and more. This unit features a convenient 1.6-gallon water tank with Full Bucket alert and auto shut-off to prevent spills and overflowing, and you'll know when it's time to easily remove and clean the mesh filter with the Check Filter alert. 4 omni-directional caster wheels allow for easy portability so you can move the dehumidifier quickly whenever necessary. Keystone not only provides a 1-year warranty, but ensures that you stay comfortable at a cost-conscious price.

Your family's comfort begins with Keystone: Perfect for rooms up to 450 square feet, the Keystone portable air conditioner maximizes comfort by providing cool air and removing humidity. Ideal for a variety of spaces: As a reliable solution for reducing dampness and humidity, the unit is an excellent choice for bedrooms, bathrooms, attics, dorm rooms, basements, and more. Dehumidifies and cools: By removing 2.95 pints of moisture from the air per hour, you'll enjoy a cool and comfortable indoor environment with no dampness. Customizable settings for your comfort: Electronic controls provide 3 speeds, a programmable timer, and 3 operating modes (cool, fan, and dry), to keep you comfortable. Enjoy a good night's rest with sleep function: Sleep function gradually increases the temperature to provide you with comfortable air while you sleep. Easy portability through your home: With integrated side handles and caster wheels, you can easily transport to fit your needs.

The Keystone 10,000 BTU 230V through-the-wall air conditioner with "Follow Me" remote control is perfect for cooling a room up to 450 square feet. It has 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. This unit is designed for through-the-wall installation and is not designed for standard window installation (WALL SLEEVE SOLD SEPARATELY). This unit also requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. ENERGY STAR-RATED COOLING: With a 10.6 energy efficiency ratio (EER), this 10,000 BTU through the wall air conditioner can effectively cool rooms up to 450 sq. ft and dehumidify up to 2.3 pints per hour. (Product is not suitable for window installation). Perfect for large bedrooms, living rooms, or family rooms. 230-VOLT/20-AMP ELECTRICAL OUTLET REQUIRED: This air conditioner has a 6.5ft power cord with a NEMA 6-15P grounding plug that will not fit a standard 115V electrical outlet. TEMPERATURE SENSING "FOLLOW ME" REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are. FRONT-ACCESS FILTER: Let's face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place. No hassle and no disassembly required. GUARANTEED FIT: This air conditioner will fit in your existing 24.5" to 27" sleeve. We guarantee it. At 20.3" D x 24.2" W x 14.5" H, we provide the foam seals and installation kit necessary to retrofit your existing sleeve. If you don't have a sleeve, the matching Keystone KSTSLV1 is also available for purchase (sold separately). ENERGY-CONSCIOUS OPTIONS: While there are 3 cooling modes and 3 fan speeds pre-programmed, you have flexibility. The Auto option will automatically ramp up and down the fan speed to keep you're pre-set temperature constant. The Energy-saver mode conserves energy and saves you money by turning off the compressor once your desired temperature is reached.

Your family's comfort begins with Keystone: Perfect for rooms up to 250 square feet, the Keystone portable air conditioner maximizes comfort by providing cool air and removing humidity. Ideal for a variety of spaces: As a reliable solution for reducing dampness and humidity, the unit is an excellent choice for bedrooms, bathrooms, attics, dorm rooms, basements, and more. Dehumidifies and cools: By removing 2.5 pints of moisture from the air per hour, you'll enjoy a cool and comfortable indoor environment with no dampness. Customizable settings for your comfort: Electronic controls provide 3 speeds, a programmable timer, and 3 operating modes (cool, fan, and dry), to keep you comfortable. Enjoy a good night's rest with sleep function: Sleep function gradually increases the temperature to provide you with comfortable air while you sleep. Easy portability through your home: With integrated side handles and caster wheels, you can easily transport to fit your needs.

With reliable portable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 13,000 BTU ASHRAE / 8,000 BTU DOE portable air conditioner can effectively cool rooms up to 450 square feet with dehumidification up to 2.9 pints per hour to remove moisture from the air. It also has 13,000 BTU ASHRAE / 8,000 BTU DOE of supplemental heating capabilities to warm up your space on cooler days. Perfect for small living spaces like apartments, bedrooms, offices, and much more. The unit features side handles and caster wheels for easy portability and a remote so you can control your comfort from across the room. 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 the mesh filter with the Check Filter alert. Keystone not only provides a 1-year warranty but ensures that you stay cool and comfortable at a cost-conscious price.