10 Best Non Vented Air Conditioning Units in the UK 2025
Updated on 02/08/2025
#1
Recommended
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- Portable air conditioning unit offering three functions: cooling, fan, and dehumidifier, suitable for rooms up to 20 square meters.
- Includes a specially designed window sheet for UK outward/inward opening windows, eliminating the need for a separate purchase.
- Utilizes R290 refrigerant, a natural and energy-efficient gas with no greenhouse emissions, making it eco-friendly.
- Features a self-evaporating system that reduces water removal needs by recycling condensed water for internal cooling.
- Simple setup with a hose kit compatible with UK window openings, ensuring effective sealing to prevent heat ingress.
- Equipped with a remote control for easy mode switching, temperature setting, and noise levels ranging from 49 to 53 dB(A), supporting convenient mobility with castors.
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- Portable air conditioning unit offering three functions: cooling, fan, and dehumidifier, suitable for rooms up to 20 square meters.
- Includes a specially designed window sheet for UK outward/inward opening windows, eliminating the need for a separate purchase.
- Utilizes R290 refrigerant, a natural and energy-efficient gas with no greenhouse emissions, making it eco-friendly.
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#2
Value for Money
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- Cooling mode effectively lowers room temperature; Fan mode offers strong airflow; Dehumidification mode maintains humidity levels around 50%; Silent mode provides quiet operation.
- Compact design fits easily into various spaces, including living rooms and kitchens; Night sleep mode ensures low fan speed for quiet cooling while you rest.
- Versatile 4-in-1 unit functions as an air conditioner, ventilator, dehumidifier, and cooling system, enhancing air circulation and reducing indoor temperature quickly.
- Simple installation with a dual window kit; suitable for most window types, making it accessible for all users regardless of experience level.
- LED display shows current room temperature; Remote control functionality adds convenience for adjusting settings from a distance.
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- Cooling mode effectively lowers room temperature; Fan mode offers strong airflow; Dehumidification mode maintains humidity levels around 50%; Silent mode provides quiet operation.
- Compact design fits easily into various spaces, including living rooms and kitchens; Night sleep mode ensures low fan speed for quiet cooling while you rest.
- Versatile 4-in-1 unit functions as an air conditioner, ventilator, dehumidifier, and cooling system, enhancing air circulation and reducing indoor temperature quickly.
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#3
8% Off
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- 3-in-1 functionality: cools, dehumidifies, and ventilates.
- Cooling capacity of 7000 BTUs suitable for spaces up to 25 m², enhancing comfort and reducing respiratory risks.
- Features 3 fan speeds and a 24-hour timer for customized cooling and automatic shut-off.
- User-friendly digital display; includes a window kit for easy installation.
- 0.5-litre water tank with drain warning; portable design with four castor wheels for easy mobility.
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- 3-in-1 functionality: cools, dehumidifies, and ventilates.
- Cooling capacity of 7000 BTUs suitable for spaces up to 25 m², enhancing comfort and reducing respiratory risks.
- Features 3 fan speeds and a 24-hour timer for customized cooling and automatic shut-off.
- User-friendly digital display; includes a window kit for easy installation.
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#4
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- 9000 BTU cooling capacity, effective for spaces up to 215 square feet.
- Four operating modes: cooling, night mode, dehumidifying, and two-speed fan.
- Easy installation with a dual window kit for various window types.
- Night mode gradually raises temperature and reduces fan speed for comfort.
- Eco-friendly R290 refrigerant ensures energy efficiency.
- Remote control and digital display for convenient operation.
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- 9000 BTU cooling capacity, effective for spaces up to 215 square feet.
- Four operating modes: cooling, night mode, dehumidifying, and two-speed fan.
- Easy installation with a dual window kit for various window types.
- Night mode gradually raises temperature and reduces fan speed for comfort.
- Eco-friendly R290 refrigerant ensures energy efficiency.
- Remote control and digital display for convenient operation.
#5
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- 12,000 BTU cooling capacity suitable for spaces up to 24m² with an A-class energy rating for efficiency.
- Removes up to 40 liters of humidity daily with a 1.5L water tray, supporting a healthier indoor environment.
- 3-in-1 functionality includes air conditioning, dehumidifying, and fan modes for year-round adaptability.
- User-friendly LED display and remote control for easy adjustments from anywhere in the room.
- 24-hour timer enables easy scheduling of cooling operations for improved comfort.
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- 12,000 BTU cooling capacity suitable for spaces up to 24m² with an A-class energy rating for efficiency.
- Removes up to 40 liters of humidity daily with a 1.5L water tray, supporting a healthier indoor environment.
- 3-in-1 functionality includes air conditioning, dehumidifying, and fan modes for year-round adaptability.
- User-friendly LED display and remote control for easy adjustments from anywhere in the room.
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#6
15% Off
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- 4-in-1 air conditioning solution combines a fan, humidifier, air purifier, and mobile air conditioner; simply add water and ice packs to cool the air effectively.
- Dual air outlet design allows for wider cooling coverage with 360-degree manual rotation and 60-degree automatic rotation.
- Operates at low noise (50dB) with a 24-hour timer for customizable cooling, using only 65W power.
- Energy-efficient and mobile, with no need for window ducts, reducing overall cooling costs.
- Multiple modes and speeds cater to various cooling preferences for activities or relaxation.
- 4L water tank allows for up to 14 hours of continuous operation, with easy drainage for maintenance.
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- 4-in-1 air conditioning solution combines a fan, humidifier, air purifier, and mobile air conditioner; simply add water and ice packs to cool the air effectively.
- Dual air outlet design allows for wider cooling coverage with 360-degree manual rotation and 60-degree automatic rotation.
- Operates at low noise (50dB) with a 24-hour timer for customizable cooling, using only 65W power.
- Energy-efficient and mobile, with no need for window ducts, reducing overall cooling costs.
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#7
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- 4-in-1 functionality: Offers cooling, dehumidifying, fan, and sleep modes. Cooling mode ranges from 16°C to 31°C, with a quiet sleep mode at ≤53dB, while dehumidifying removes up to 1 litre of moisture.
- Intuitive control: Features clear buttons and a remote control (range up to 5m). Compatible with the Tuya Smart app for remote operation over Wi-Fi, including a 24-hour timer and energy-saving temperature adjustments.
- User-friendly maintenance: Dimensions of 33 x 28 x 70 cm and 21 kg in weight allow for easy mobility with universal wheels. Includes a removable air filter for cleaning and a drain port for regular maintenance.
- Versatile installation: Comes with a complete window exhaust kit compatible with most window types, including a 1.5m retractable exhaust hose. Easy installation without drilling for various settings like bedrooms, offices, or basements.
- Eco-conscious design: Equipped with a 9,000 BTU cooling capacity and uses R290 natural refrigerant, making it environmentally friendly. Rated energy efficiency class A for cost-effective summer cooling.
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- 4-in-1 functionality: Offers cooling, dehumidifying, fan, and sleep modes. Cooling mode ranges from 16°C to 31°C, with a quiet sleep mode at ≤53dB, while dehumidifying removes up to 1 litre of moisture.
- Intuitive control: Features clear buttons and a remote control (range up to 5m). Compatible with the Tuya Smart app for remote operation over Wi-Fi, including a 24-hour timer and energy-saving temperature adjustments.
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#8
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- 9000 BTU cooling capacity designed for spaces up to 450 sq.ft with efficient airflow (290 CMH) for quick cooling.
- Combines four functions: cooling, dehumidifying, fan, and automatic swing mode for enhanced air circulation and humidity control.
- Equipped with a remote control for easy temperature, timer, and mode adjustments, including switchable °C/°F settings.
- Compact and portable design with built-in handles and a window kit for easy movement and hassle-free installation without drilling.
- Features a 24-hour timer for pre-cooling and energy savings, alongside quiet operation for minimal disruption during sleep or work.
- Includes a complete accessory kit for simple setup, comprising an exhaust hose, hose connector, window kit adapter, remote control, and drain hose.
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- 9000 BTU cooling capacity designed for spaces up to 450 sq.ft with efficient airflow (290 CMH) for quick cooling.
- Combines four functions: cooling, dehumidifying, fan, and automatic swing mode for enhanced air circulation and humidity control.
- Equipped with a remote control for easy temperature, timer, and mode adjustments, including switchable °C/°F settings.
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#9
12% Off
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- Efficiently cools spaces up to 100m³ with a powerful 10,700 BTU capacity.
- Operates quietly with sound levels between 47-64dB, suitable for any setting.
- Energy-saving technology automatically adjusts temperature and humidity, reducing energy consumption by up to 30%; features Class A Energy Efficiency rating.
- User-friendly controls for temperature, fan speed, and timer; includes a remote control, touch controls, and features for easy transport.
- Versatile 3-in-1 unit with cooling, dehumidifying (36L/24 hours), and fan functions, providing comfort tailored to varying needs.
- Includes a window kit with a 1.2m hose for straightforward setup.
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- Efficiently cools spaces up to 100m³ with a powerful 10,700 BTU capacity.
- Operates quietly with sound levels between 47-64dB, suitable for any setting.
- Energy-saving technology automatically adjusts temperature and humidity, reducing energy consumption by up to 30%; features Class A Energy Efficiency rating.
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#10
4% Off
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- 9000 BTU cooling capacity for quick temperature relief in spaces up to 215 sq ft.
- Four modes: Cooling, Dehumidifying, Night, and Fan for customizable comfort.
- Easy-to-install window kit for various window types, ensuring efficient setup.
- Night mode adjusts temperature and fan speed for enhanced sleep comfort.
- Eco-friendly R290 refrigerant with high energy efficiency for effective cooling.
- Remote control and digital display allow for convenient operation.
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- 9000 BTU cooling capacity for quick temperature relief in spaces up to 215 sq ft.
- Four modes: Cooling, Dehumidifying, Night, and Fan for customizable comfort.
- Easy-to-install window kit for various window types, ensuring efficient setup.
- Night mode adjusts temperature and fan speed for enhanced sleep comfort.
- Eco-friendly R290 refrigerant with high energy efficiency for effective cooling.
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![Inventor Portable Air Conditioner Magic 5-1, Powerful 12000BTU Mobile AC, Heating, Dehumidifier, 3 fan speeds, Digital Display, Remote, Window Kit, 24 Hr Timer (WEE/MM0449AA) [Energy Class A]](https://m.media-amazon.com/images/I/31rbdcooKyL._SL320_.jpg)
![Inventor Portable Air Conditioner Magic 5-1, Powerful 12000BTU Mobile AC, Heating, Dehumidifier, 3 fan speeds, Digital Display, Remote, Window Kit, 24 Hr Timer (WEE/MM0449AA) [Energy Class A]](https://m.media-amazon.com/images/I/41W+Lt7O3VL._SL320_.jpg)
![Inventor Portable Air Conditioner Magic 5-1, Powerful 12000BTU Mobile AC, Heating, Dehumidifier, 3 fan speeds, Digital Display, Remote, Window Kit, 24 Hr Timer (WEE/MM0449AA) [Energy Class A]](https://m.media-amazon.com/images/I/41yy52B1NNL._SL320_.jpg)
![Inventor Portable Air Conditioner Magic 5-1, Powerful 12000BTU Mobile AC, Heating, Dehumidifier, 3 fan speeds, Digital Display, Remote, Window Kit, 24 Hr Timer (WEE/MM0449AA) [Energy Class A]](https://m.media-amazon.com/images/I/51Ij98afu9L._SL320_.jpg)
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