Air ConditionersPortable Ventless AC for Garage

Cooling your garage comes with lots of benefits since the majority of tool projects take place there. Apart from keeping your garage conducive to the job at hand, a good ventless portable air conditioner is important for tool and product storage. While the temptation to use central air conditioning to cool the garage may be high, it is important to note that this may predispose you to a lot of health hazards. The fumes from the running engines and chemicals kept in the garage may get siphoned into the ductwork and spread into the house.

Ventless portable air conditioners have served as one of the best ways to deliver cool air in your garage and other places without going through the rigors of installation and exposure to several health hazards. The fact that they can be moved from one place to the other without stress makes it a less expensive way to receive cool air with ease. These ventless portable air conditioners work by cooling air through evaporation, and in this article, we shall review some of the best portable AC units you can purchase for your garage.

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Please note that all items listed in this article were selected based on expert reviews and customer satisfaction.

Top Picks for Ventless Portable Air Conditioners

Hessaire MC18M Portable Evaporative Cooler

With over 1500 positive ratings on Amazon, this portable indoor tower fan comes with an evaporative air cooler and humidifier that can be controlled with 5-speed adjustments. This portable air conditioner is good for chilling and comes in handy in keeping your garage as cool as possible. Not only can it bring down the temperature to as low as 30F, as a bonus it features a removable 4.8-gallon tank that can cool up to 500 square feet of living space. The 5 cooling speeds provide multiple wind modes with a whisper-quiet design.

5 wind modes make it customizableLess effective in humid areas
Excellent for arid regionsThe function may be impaired when using in an area of more than 500 square feet
Over 8 hours of non-stop functioning
Uses over 75% less energy than a normal air conditioning system

Honeywell Portable Evaporative Cooler

This is your best bet if you are looking for an energy-saving evaporative cooler for your home or garage. The Honeywell Portable Evaporative Cooler uses less power. Also has a low-noise generating unit that is capable of chilling a dry and humid room in a few minutes. It is best for regions that experience under 50- 60% humidity. This ventless portable air conditioner is recommended for areas up to 120 square feet. It uses only 145 watts of power and is equipped with a low water alarm and 3 fan speeds for customization. It can work up to 7.5 hours non-stop. The timer control makes it easy to operate at night.

It works in and outdoorsOnly suitable for small to medium places
Comes with customizable features like humidity control and body-level air throw

Hessaire MC37M Portable Evaporative Cooler

This features 4 heavy-duty locking casters that are excellent for cooling workplaces, patio, and rooms up to 950 square feet. It comes with 3 fan speeds and oscillating louvers that ensure even distribution and wider coverage of the humid air. It has a low energy consumption (115 volts). The 10.3-gallon tank can provide up to 4 hours of constant cooling.

Uses 80% less energy than conventional ACsLoud at full speed
Possess a water level indicator
4 speed for customizable humidity

Portable Electric Air Conditioner Unit

This portable electric Air conditioner unit can cool a room up to 215 Square feet. It has an airflow rated at 290 M3/hour with a moisture removal/dehumidifier system at 1.2 liters per hour. It has a noiseless operating unit that makes it excellent to operate anywhere. Just like other ventless portable air conditioners in this article, this portable electric air conditioner unit comes with 3 cooling modes, a dehumidifier and a fan.

This can serve as cooling, heating, dehumidifier, and fanIt may be less effective in a large area
The noiseless nature makes it perfect for indoor use
The remote-controlled and automatic system makes it easy to customize

Frigidaire Evaporative Cooler

This swamp cooler provides 2 ways to cool your personal space; an evaporative cooler and a powerful fan. This ventless portable air conditioner comes with 3 fan speeds and 3 cooling modes. Also, a 4-setting timer is eco-friendly and provides cooling with ease.

Features a 3-in-one system that provides a fan and cooling systemNot suitable for a large room
The 1.5-gallon tank is excellent for evaporative cooling in arid climates


To choose the best ventless air conditioner for your garage or any home space, it is important that you consider the climate, square area of the room, energy consumption, mode of operation, and cost. Make sure you ask for recommendations from friends on the best ventless portable air conditioners, sometimes they may have used or are still using. You can also feel free to check our list of product reviews or contact us if you have any questions about ventless portable air conditioners. We will love to hear from you soon.

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