Filtered Supply, belt drive, side intake centrifugal fans are designed for roof mounted installations in low to medium pressure applications. FS Muffans are ideally suited to provide filtered fresh air for kitchen areas to meet applicable NFPA96 code, as well as general applications such as auditoriums, offices, churches, dormitories, and factories.Click here for more product information: https://www.pennbarry.com/Catalog%20Home/Commercial/Commercial%20Centri…