HUGOOME Open Size 11.8"*11.8" Exhaust Shutter Fan Extractor 800m³/h, 2-way Reversible Strong Airflow Wall Mounted Vent Fans, Ventilation Blower for Bathroom Attic Window Basement

【Window Fan with Reversible Function】-This square fan is a two-way linkage window exhaust fan, window fans with exhaust and intake can promote air circulation,take the muddy air away and maintain fresh indoor air. 【Wall Fan with Large Airflow】-Exhaust 800m³/h(470 CFM), air intake 680m³/h. You can install it on your wall as a whole house fan which can help eliminate humidity, tobacco smoke, and cooking odors to keep your house smelling fresh. NOTE: The Fan Blades Diameter is 250mm, about 10 inch, not the body size. 【Durable and Safe】-The ventilation fan adopts permanent lubrication wear-resistant sleeve bearing motor, and high-quality anti-rust copper material, built-in overheating protection device, has the advantages of anti-corrosion, long life, stable speed, safety, and low noise. ABS material shell, environmentally friendly, lightweight and durable, modern design beauty, good decoration choice. 【Perfect for Greenhouse Ventilation】-Temperature and humidity control is the key to the success of the greenhouse. This ventilation fan can help air in and out, so that the greenhouse can maintain a proper humidity and temperature and give plants a healthy growth environment. 【Multiple Applications】-This pull switch exhaust fan is suitable for attic, bathroom, kitchen, windows, basement, garage, office, living room and other places that need ventilation, and it is easy to install on the wall or window., Manufacturer: HUGOOME