Quantity Damper Example In the example previously mentioned the quantity damper controls the amount of air that air distribution diffuser CD-6 gets, in this case it signifies five hundred CFM (cubic toes for every minute) Depending on the situation ducts both begin at some cooling or heating resource air conditioner, https://ricardobuixl.bloggip.com/36802241/5-essential-elements-for-round-conduit