![17421](https://img.wattagnet.com/files/base/wattglobalmedia/all/image/2015/04/an.17421.jpg?auto=format%2Ccompress&q=70&w=400)
- Cumberland offers the Mega Flow External Damper fan line for use in the ventilation of poultry production facilities.
- A butterfly style shutter system provides a complete seal when closed for optimum operating performance under extreme levels of static pressure.
- Side cone panels allow for closer mounting on field installations.