Available for both 3/8″ and 1/2″ Airline sizes. Windmills and EL2 Electric Aerators use 3/8″ Airline. HD Electric Aerators use 1/2″ Airline. UV Resistant.
It is recommended to use weighted airline in the water so that it does not float in your pond. This will help prevent freezing, tangling, and being chewed on by rodents.