Surface and bottom, submerged aerators. They can be floatable or fixed mounted. Depending on the type, the equipment can be a high-speed or a low-speed aerator.
Floating Weir. Permanently open or mechanically closing. Gravity or pump discharge. Prevents wastewater or activated sludge entering the discharge pipe.
FB aspirates and breaks high volumes of foam. FRED prevents settlement and crust formation as well as mixing the entire basin. No discharge from the basin.