Description
pressure relief valve
It's simple and easy to apply
3 acres 6 to 9 feet deep
The fountain's superior aerating action also helps to increase oxygen levels in the water
300' of 3/8" weighted airline (which we recommend for durability) and 3 double plate membrane diffusers
Becker 20' Four Legged Windmill Aerator Pond Aerators pressure relief valveLet Mother Nature aerate your pond! 20 Four Legged Windmill High Volume Windmill Pond Aerator This windmill tower looks more like traditional farm windmills and is more stable than the three legged units. This unit also pumps a large volume of air and has high pressure capability due to large head size for deeper ponds. One piece welded steel hub secures easily to windmill. Windmill aerators can save $30 to $50 per month in electrical costs, paying