10 Best Ventless Air Conditioner of September 2025

• QUIET & POWERFUL - Our 10,000 BTU compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest.
• PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms 150 - 250 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms.
• SIMPLE & QUICK TO INSTALL – Just roll this portable air conditioner with wheels into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! When not in use, just unhook & store.
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back.
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry.

BLACK+DECKER

• QUIET & POWERFUL - Our 8,000 BTU compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
• PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 200 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
• SIMPLE & QUICK TO INSTALL – Just wheel this portable air conditioner into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry

BLACK+DECKER

• 【Ample Cooling & Dual Control】At 32" tall, the stylish bladelss cooler features the newest evaporative cooling technology that enables water and ice to absorb heat spontanously, realizing heat reduction within minutes. It comes with a remote control plus an easy-to-touch controls on the top so you can adjust its 3 wind, 3 speed, 15Hour timer, 40° Oscillation and Cooling mode in any way you want.
• 【Humidifier & Fan in one】Equipped with 1 Gallon large capacity water tank, the cooler can be used as a humidifier and a fan. It delivers a stream of cooling air flow together with water vapor to cool down the room and raise humidity. It performs best during hot summer to combat dryness brought by A/Cs or in hot, dry climates where humidity levels are <50%.
• 【Save your Wallet, Save the Earth】Save your wallet today by choosing ComfyHome Air Cooler! Use in conjunction with your A/C, it gives you the ultimate control over your budget without throwing you in the summer heat. Its eco-friendly cooling method does not utilize anyl chemicals or refrigerants that can damage our environment. Consider giving our mother earth a break by choosing ComfyHome Evaporative Cooler!
• 【Asthetic, Space-friendly & Bladeless】Designed for any rooms possible, ComfyHome Air Cooler’s signature look, compact size and strong function makes it an eye-catching addition to your house while utilizing minimal space footprint. It’ll fit perfectly even in small spaces like a cramped dorm room. The bladeless design protects you and your families from traditional bladed fan accidents, eliminating your extra worries. Now lay back and chill with ComfyHome Air Cooler.
• 【Ultra-quiet, Oscillation & 15 Hour Timer】ComfyHome cares about your noise environment and your sleep quality, that’s why we incorporated the latest ultra-quiet cooling technology and an up to 15 Hour Timer in this Fan. The 40° oscillation setting gives you just enough coverage for your ultimate experience.

ComfyHome

• 【Humidification for Extra Moisture & Reduced Airborne Dust】Do you know that an evaporative cooler can lower room temperature by around 11-degree Fahrenheit in the hot summer? This tower fan with humidification and cooling function will be your secret weapon to survive during the heating months. The evaporative cooling process naturally humidifies dry air and ease dry air symptoms. It is tested that this cooler with up to 1 gallon of water reservoir can easily bring up the humidity by 82% for a s
• 【Bladeless Deign for Safety and Easy Cleaning】If you are looking for a bladeless cooling solution, this evaporative air cooler will be an unavoidable choice. Thanks to the bladeless design, it is much safer to use in the household that have children or pets. Another impressive things about the bladeless is the cooling effect, it delivers a stream of smooth, therapeutic and high-velocity air, for personal cooling. No awkward safety grille or blades to clean, easily and efficiently wipe with a dry
• 【3 Wind Speeds, 4 Modes & 70 Degree Oscillating】Designed, programed and engineered for adaptability. Breezewell have developed this easy-to-use tower fan for you. There is only a push of power bottom between you the widespread coolness. Easy to control with 3-speed settings plus up to 70° automatic swing to give all the comfort you need – low, medium, or high speed. Meanwhile, instead of pushing a lot buttons to select precisely the combination of features you are looking for, you are able to e
• 【Smart and Portable Design】15-Hour Timer feature and remote control amplify your freedom. Just a click to control your fan from 20 feet, making it possible that enjoy a gentle outdoor wind in your own living room while you are reading your favorite books or enjoying the recent series without having to get up from the couch. Also, there is an automatic shutdown in 1 to 15-hour intervals or you could just use the convenient remote. The built-in handle and slim body is designed for easy movement. Y
• 【Energy-saving & Eco-friendly】Compared with your costly AC, Breezewell Evaporative Air Cooler has no compressor and does not use chemical refrigerants and it is more environmentally friendly and safe for your health. By adding ice or cold water, you can easily enjoy extra coolness in seconds with a low cost. Ever refilling is not a problem, it comes with a removable 1 gallon water tank which is easy to fill and clean. Moreover, this 43" evaporative cooler only uses up 60 Watt per day as such lea

BREEZEWELL

• PORTABLE A/C HEATER COMBO UNIT - Our 12,000 BTU dual compact air conditioner & heater will keep you cool & comfortable during the summer, & toasty warm in the winter. An adjustable fan speed cools the air up to 55 °F, and heats up to 81 °F.
• HEATS & COOLS SMALL ROOMS - This portable heat & AC unit provides steady & fast cooling and heating for rooms up to 250 sq. ft. It’s the perfect air conditioner & heater for dorms, apartments, cabins, campers, offices, bedrooms, garages, or living rooms. Ideal to use in spaces that cannot support traditional window-mounted AC units
• SIMPLE & QUICK TO INSTALL – Since it’s easy to move around with handles & castor wheels, just roll it into any room with an accessible double hung or sliding window. Attach the included hose (4’ 11” long) & window adapter, & plug it in to an outlet.
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back.
• 4-in-1 FUNCTIONALITY – Combining 4 energy efficient modes in one small unit (17.1 x 13.8 x 28.1 in.), the COOL, FAN, HEAT & DEHUMIDIFY settings meet all of your home cooling, heating, & ventilation needs. SLEEP, MAX & AIR SWING functions control airflow.

BLACK+DECKER

• Award Winning: 1. Good Housekeeping's "2020 Best Overall" and "can cool down a room faster than other portable units" 2. Consumer Report's 2020 Highest Score; UL listed
• Dual hose operation; Cools up to a 500 square feet space(ambient temperature and humidity may influence optimum performance); Dehumidifying capacity: 71 pints per day; Air Flow (at high speed): 430 m3/h / 253 CFM; 3 fan speeds
• Three operational modes: Air conditioner, dehumidifier or fan; Cooling capacity 14000 BTU (ASHRAE-128 Standard) / 9500 BTU (DOE+ 2017 Standard); Maximum power consumption: 1300 W / 11.6 A.Never use harsh chemicals, oil-based products, detergents, chemically treated cloths orother cleaning solutions. These could possibly damage the body of the air conditioner
• Full thermostatic control (61°F - 89°F) with digital readout, 24 hour programmable timer; Eco-friendly CFC free green R-32 refrigerant; Patented auto drain function fully exhausts all condensate automatically in most environments
• Includes complete set window kit, remote control, activated carbon air filter, washable pre-filter, user manual and storage bag; Casters for easy mobility
• Extendable exhaust hose (up to 60″); Window kit dimension: 6.5″ W x 20″ L (minimum), 46″ (maximum); Unit dimensions: 19″ W x 16″ D x 35.5″ H

Whynter

• ❄️【Multiple Function Modes and Two Fan Speeds: 】This portable air conditioner offers cooling, dehumidifying, fanning and sleeping modes to meet various needs of users. Under the fan mode, there are 2 fan speeds accessible, and you can set the high or low speed as you wish. 【This product is not for sale in california】
• ❄️【Optional Temperature Setting Range and Units:】Like most air conditioners, the temperature settings of this portable air conditioner range from 60℉ to 86℉. The temperature display data can be switched between Celsius and Fahrenheit, the default is Celsius, but you can choose the unit that you are familiar with.
• ❄️【Intelligent 24hr Timer and Wide Coverage Area:】There is a 24-hour programmable timer, allowing the air conditioner unit to shut down automatically once reaching the usage time. The compact 8000 BTU/H air conditioner unit delivers fast, effective cooling for spaces up to 230 Sq.Ft in home, office, cabin or camper.
• ❄️【Temperature Sensor and Water Full Indication:】Featuring a temperature sensor to sense the temperature changes, the air conditioner will stop working and keep the current temperature to save energy. This air conditioner is designed with a water-full control and warning, keeping your floor or carpet from getting wet.
• ❄️【Four Easy Moving Casters and Remote Control:】At the bottom of the air conditioner, there are four all-direction casters, allowing it to roll freely from room to room. It's worth mentioning that the air conditioner features a modern design that everyone loves, the remote control, that allowing you to set it up conveniently.

COSTWAY

• {Simple & Easy} The Briza Cool uses evaporated water to lower the temperature of your personal space at a fraction the cost of an air conditioner. No ventilation is needed, just fill with water and plug into any power outlet. With its small size you can put it nearly anywhere in your home.
• {Natural Air} Traditional AC units will dry and recycle your air - Briza is able to add 3-5% humidity to the air through the evaporation of water, keeping the air feeling natural and comfortable without adding damaging amounts of humidity to a room.
• {Cleans & Purifies Air} The water that is filtered through the high-quality aspen wood filters inside the Briza, is cleaning dust, smoke, and allergens from the air.
• {Adjustable Fan Speeds} There are 3 different fan speed (Low,Medium,High) setting the intensity of the fan.The fan has an automatic oscillating function setting which will adjust blowing direction by 80 degrees.
• {Portable} You can use a Briza anywhere there is an electrical outlet. Cool any room in your house, use it in your bedroom to stay cool while you sleep, in your office while you work,in your home gym, on your patio. The Briza Cool only draws 0.66 Amps so you can use it in a motor home or any place where blowing a fuse is a concern. mini enough to fit on a desk

Briza

• Vertical motion creates constant, powerful airflow and consistent temperature in the room
• QUIET & POWERFUL - Our 12,000 BTU compact air conditioner (17.1 x 13.8 x 28.1 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
• PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 300 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
• SIMPLE & QUICK TO INSTALL – Just roll this portable air conditioner with wheels into any room with a double hung or sliding window. Attach the included hose (4'11") & window adapter, & plug it in to an outlet! At the end of summer, just unhook & store
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry

BLACK+DECKER

• Four Operational Modes: Auto, Cool, Dehumidify, and Fan. Fan settings include 3 speeds with directional air discharge louvers
• Adjustable temp (62 -88 degrees F), 24 hour programmable timer, 71 pints/day dehumidifying capacity with continuous and manual drain methods
• Noise level: <55 dBA , air flow (at high speed): 497m3/h / 292 CFM, maximum power consumption: 1580W / 11.9A, power supply: 115 V / 60Hz
• UL listed, LCDI plug, R-32 refrigerant, single hose, 3M Filter and Silver shield washable pre-filter
• Remote control, extendable exhaust hose (up to 59"), and upgraded plastic window kit (up to 48") included

Whynter