High QualityThe Air Extractor Is Made Of High Quality Metal, Not Easily Deformed, Has Excellent Workmanship, Durable Frame And Long Service Life.<br> Fan SpecificationsVoltage 220-240V , Power 40W, Airflow 600M/H, Speed 2800 R/Min. For Indoor Use In Environments With A Maximum Temperature Of 70C.<br> High Efficiency It Is Durable And Has A Built-In Copper Motor With Thermal Protection For Continuous Operation. Efficient And Extremely Quiet Ventilation To Quickly Remove Humidity And Odors.<br> Easy To UseThe Fan Can Be Installed In All Types Of Buildings And Is Suitable For Rigid Or Flexible Pipes.<br> Applications Home Applications - Help Increase Airflow In Ventilation System To Remove Odors And Air From Bathroom And Workshop And Ventilate Basement, Attic, Kitchen, Etc. Grow Space Applications - Used As An Exhaust Fan To Bring Fresh Air Into Grow Rooms.