About This

Modern design: Modern design and good looking, the unit provides continuous and quiet ventilation to allow speedy reduction of humidity levels. Paremeters: Air flow 56 CFM, Power:12w, Voltage: 110v
Sturdy Material: Fan frame and blade are made of quality sturdy ABS plastic, makes it high efficiency working and long working life. Effective, quiet ventilation clears humidity and odors quickly
Ventilation Fan with Check Valve: This 4” exhaust fan' air duct vent has check valve. You can keep air reversible or exhausting cooking odors by your request. When the airflow stops, it can be closed by spring automatically. And if you don’t need the check valve, you can take it off easily
Easy to Install: This wall-mounted vent fan can be installed on a window or wall and is easy to install, also suitable for ceiling mounting. Front panel dimension: 151*151*35 mm; Back duct dimension 95*95*100mm, include the fastening ring ,back shutter and the screws. With 3 ft cord plug
Application: 12W low energy consumption, noise lower than 34 dB. Also designed with back damper check valve which allows it open and close automatically with the fan. Suitable for greenhouse, attic, bathroom, kitchen, windows, basement, garage, office, living room and other places that need ventilation