Pond Boss Forums AERATION Systems questions "Homemade aeration on the Cheap" by Christopher Potts

The pressure side of most Gast rotary vanes is in the 180 degree F range, This is the reason that cooling fans from 105-290 CFM (depending on cabinet size) is needed.Diffuser size, length and size of hose also play into the back pressure reading. When all components not not matched shortened motor life. Ted