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- Stock: In Stock
- Model: COMUSET2
Smart WiFi Ventilation – COMUNELLO SMART20 + AF820 for Automatic Window Opening
COMUNELLO SMART20 + AF820 is a smart automatic window opening system designed for anyone who wants better indoor air quality, less window condensation, less humidity, and more regular ventilation without opening windows manually every day.
It is an excellent solution for apartments, houses, bedrooms, basements, offices, attics, and other spaces where you want controlled ventilation, even when you are not at home. At the same time, the system is very affordable and represents a practical solution for anyone who wants smart ventilation without major investment.
Key Features
Automatic window opening
The system allows automatic tilt opening of windows for regular room ventilation and improved air exchange without constant manual opening.
WiFi control and schedules
Using the app, you can set ventilation schedules, opening scenarios, and remote control, making it ideal for everyday smart ventilation.
Less humidity, condensation, and stale air
Regular ventilation helps improve indoor air quality and reduce the conditions that lead to humidity, window fogging, and an unpleasant stuffy feeling.
No complex installation
The system is suitable for retrofit installation and is a simpler solution for users looking for an alternative to larger ventilation projects or complex heat recovery systems.
Very affordable solution
The system is an excellent choice for users who want effective smart ventilation at an affordable price, without the cost of demanding ventilation systems.
DIY-friendly installation
Thanks to its simpler design, the system is also suitable for users who want the installation to be done by DIY enthusiasts or technically skilled users.
How the kit works
The kit includes 1× COMUNELLO SMART20 chain actuator and 1× COMUNELLO AF820 WiFi module. The chain actuator mechanically opens and closes the window, while the WiFi module enables app connection and smart control.
This allows you to set ventilation schedules for apartments, bedrooms, basements, or offices and create more controlled air exchange throughout the day.
Why choose this ventilation system?
- Smart room ventilation without opening windows manually every day
- WiFi window opening via mobile app
- Better indoor air quality in bedrooms, living rooms, basements, or offices
- Less humidity indoors and reduced risk of window condensation
- Suitable for hard-to-reach windows in attics, staircases, galleries, and higher spaces
- Compatible with Google Home and Amazon Alexa
- Retrofit installation without ducts and without major construction work
- A very affordable smart ventilation solution
- Installation can be carried out by DIY users
SMART20 – chain actuator for controlled window opening
COMUNELLO SMART20 is a chain actuator that enables controlled window opening with an adjustable chain stroke. This is ideal for ventilation when you do not want the window fully open, but prefer a safe and practical tilt position.
- Power supply: 230 V AC
- Maximum force: approx. 200 N
- Chain stroke: adjustable approx. 180–380 mm
- Chain: double-link chain
- Functions: soft-start, soft-stop, obstacle protection
AF820 – WiFi module for smart control
COMUNELLO AF820 allows the system to connect to the network and be controlled via the app. This means easier room ventilation, schedule setup, and control even when you are away from home.
- Power supply: 110–240 V AC
- Output: up to 500 W
- Connectivity: WiFi 2.4 GHz + 433 MHz
- App: OneSmart
- Voice assistants: Google Home, Amazon Alexa
Where is this system most useful?
This solution is especially suitable for rooms where problems such as poor air quality, humidity, window condensation, glass fogging, or a stuffy feeling occur frequently.
- bedroom ventilation
- living room ventilation
- basement ventilation
- home office ventilation
- ventilation for holiday homes or utility spaces
- high or hard-to-reach windows
Installation without construction work
The system is designed for retrofit installation on existing windows. You need a suitable window and a standard 230 V power supply. Thanks to its practical design, the system is also suitable for users who want the installation to be carried out by DIY enthusiasts.
- mounting the actuator on the window sash and frame according to the manufacturer’s instructions
- connecting the AF820 WiFi module
- setting ventilation schedules and control functions in the app
Important: Before purchasing, check that the window can be opened in tilt mode, the opening direction, and the recommended chain stroke (tilt length). If you wish, send us a photo of the window and approximate dimensions so we can recommend the most suitable solution.
Key advantages at a glance
- automatic window opening for regular ventilation
- WiFi control via mobile app
- schedules and scenarios for smart air exchange
- less humidity, less window fogging, and better air quality
- suitable for apartments, houses, basements, bedrooms, and offices
- a simpler alternative to more complex ventilation systems
- very affordable solution
- installation can be carried out by DIY users
Smart ventilation for better air and greater comfort
COMUNELLO SMART20 + AF820 is an excellent choice for anyone who wants automated ventilation, less indoor humidity, and more control over window opening.
It is a very affordable solution that can in many cases be installed by DIY enthusiasts, making it especially attractive for users who want smart ventilation without high costs and complicated installation.



