![Sustainability | Free Full-Text | Multisensor IoT Platform for Optimising IAQ Levels in Buildings through a Smart Ventilation System Sustainability | Free Full-Text | Multisensor IoT Platform for Optimising IAQ Levels in Buildings through a Smart Ventilation System](https://www.mdpi.com/sustainability/sustainability-11-05777/article_deploy/html/images/sustainability-11-05777-g001.png)
Sustainability | Free Full-Text | Multisensor IoT Platform for Optimising IAQ Levels in Buildings through a Smart Ventilation System
![Amazon.com: Portable Kitchen Exhaust Fan Integrated Ceiling Ventilation Fan 60×60CM Embedded Smart Remote Ventilation Fan Household/Commercial Ceiling Exhaust Fan 3 Speed Settings White Wall Vent : Tools & Home Improvement Amazon.com: Portable Kitchen Exhaust Fan Integrated Ceiling Ventilation Fan 60×60CM Embedded Smart Remote Ventilation Fan Household/Commercial Ceiling Exhaust Fan 3 Speed Settings White Wall Vent : Tools & Home Improvement](https://m.media-amazon.com/images/I/61Pf6jehiCL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Portable Kitchen Exhaust Fan Integrated Ceiling Ventilation Fan 60×60CM Embedded Smart Remote Ventilation Fan Household/Commercial Ceiling Exhaust Fan 3 Speed Settings White Wall Vent : Tools & Home Improvement
![Amazon.com : iPower Smart 4 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via Bluetooth and WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent : Amazon.com : iPower Smart 4 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via Bluetooth and WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent :](https://m.media-amazon.com/images/I/71KEOzqDLZL._AC_UF894,1000_QL80_.jpg)
Amazon.com : iPower Smart 4 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via Bluetooth and WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent :
![Hon&Guan 8 Inch Timer Extractor Inline Duct Fan with Smart Controller for Bathroom Ventilation Fan; HF-200PMZC Hon&Guan 8 Inch Timer Extractor Inline Duct Fan with Smart Controller for Bathroom Ventilation Fan; HF-200PMZC](https://ae01.alicdn.com/kf/Sfab74aa715d04f95a2e3847f92cf829dd/Hon-Guan-8-Inch-Timer-Extractor-Inline-Duct-Fan-with-Smart-Controller-for-Bathroom-Ventilation-Fan.jpg)
Hon&Guan 8 Inch Timer Extractor Inline Duct Fan with Smart Controller for Bathroom Ventilation Fan; HF-200PMZC
![Amazon.com: iPower Smart Ventilation Inline Fan 6 Inch with Temperature Humidity Controller, WiFi App, Voice Control with Alexa, Carbon Filter and 8 Feet PVC Ducting for Grow Tent, Black : Patio, Lawn Amazon.com: iPower Smart Ventilation Inline Fan 6 Inch with Temperature Humidity Controller, WiFi App, Voice Control with Alexa, Carbon Filter and 8 Feet PVC Ducting for Grow Tent, Black : Patio, Lawn](https://m.media-amazon.com/images/I/71PaPbFdV2L._AC_UF894,1000_QL80_.jpg)
Amazon.com: iPower Smart Ventilation Inline Fan 6 Inch with Temperature Humidity Controller, WiFi App, Voice Control with Alexa, Carbon Filter and 8 Feet PVC Ducting for Grow Tent, Black : Patio, Lawn
![14 Inch Wall Mounted Waterproof Fan Smart Solar Powered Ventilation Fan for Greenhouse Hot Air Exhaust Vent Fan - AliExpress 14 Inch Wall Mounted Waterproof Fan Smart Solar Powered Ventilation Fan for Greenhouse Hot Air Exhaust Vent Fan - AliExpress](https://ae01.alicdn.com/kf/S8624239378fb46029c5453ea67f6d66es.jpg_640x640Q90.jpg_.webp)
14 Inch Wall Mounted Waterproof Fan Smart Solar Powered Ventilation Fan for Greenhouse Hot Air Exhaust Vent Fan - AliExpress
![Ventilation Fan For Reptile Enclosure Smart Cooling Fan With LED Display Strong Wind Low Noise For Amphibians Reptiles Snakes - AliExpress Ventilation Fan For Reptile Enclosure Smart Cooling Fan With LED Display Strong Wind Low Noise For Amphibians Reptiles Snakes - AliExpress](https://ae01.alicdn.com/kf/S373d78c31368412792f5b70814f961c6R.jpg_640x640Q90.jpg_.webp)
Ventilation Fan For Reptile Enclosure Smart Cooling Fan With LED Display Strong Wind Low Noise For Amphibians Reptiles Snakes - AliExpress
![Amazon.com: iPower Smart 8 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent : Patio, Lawn Amazon.com: iPower Smart 8 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent : Patio, Lawn](https://m.media-amazon.com/images/I/61ibJ4ekMLL.jpg)
Amazon.com: iPower Smart 8 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent : Patio, Lawn
![Homework's Smart Vent Bathroom Ventilation Fan W/ Built In LED light And Bluetooth Speakers - Sierra Auction Management Inc Homework's Smart Vent Bathroom Ventilation Fan W/ Built In LED light And Bluetooth Speakers - Sierra Auction Management Inc](https://d3j17a2r8lnfte.cloudfront.net/sie/2023/4/large/CSelJVCPkcpgBnuQfi0IkSMG.jpeg)
Homework's Smart Vent Bathroom Ventilation Fan W/ Built In LED light And Bluetooth Speakers - Sierra Auction Management Inc
![Treva Smart Power 10 In. 2-Speed Gray Rechargeable Battery Operated Table Fan - Power Townsend Company Treva Smart Power 10 In. 2-Speed Gray Rechargeable Battery Operated Table Fan - Power Townsend Company](https://1470-cdn.dib-moce-cdn.info/Data/ItemImage-566705-xbnbhpnws4rq3f8hm73mt.jpg?AutoCrop=1&CropHeight=1440&CropWidth=1440&Height=1440&Padding=1&Quality=50&Resize=Auto&Revision=rBVq&Timestamp=X7nSQG&Width=1440)
Treva Smart Power 10 In. 2-Speed Gray Rechargeable Battery Operated Table Fan - Power Townsend Company
![AIRTITAN T8, Crawl Space and Basement Ventilator Fan, Temperature and Humidity Controller, IP-44 Rated, Exhaust - AC Infinity AIRTITAN T8, Crawl Space and Basement Ventilator Fan, Temperature and Humidity Controller, IP-44 Rated, Exhaust - AC Infinity](https://cdn11.bigcommerce.com/s-238e9/images/stencil/2048x2048/products/258/2668/StorePhoto3__18230.1532473212.jpg?c=2)
AIRTITAN T8, Crawl Space and Basement Ventilator Fan, Temperature and Humidity Controller, IP-44 Rated, Exhaust - AC Infinity
![Amazon.com : iPower Smart 4 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via Bluetooth and WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent : Amazon.com : iPower Smart 4 Inch Inline Duct Ventilation Fan with Temperature Humidity App Control via Bluetooth and WiFi, Voice Control with Alexa, Exhaust Blower for Heating Cooling Booster and Grow Tent :](https://m.media-amazon.com/images/I/71KEOzqDLZL.jpg)