Vevor Pond Aerator Aeration System for Lakes up to 3 Acres with 1 HP Compressor & 4 Diffusers NewThis Vevor pond aeration system is designed for ponds from 1 to 3 acres and depths up to 50'. It uses a 1 HP oil free air compressor with a maximum airflow of 6. 7 CFM to improve dissolved oxygen, support water circulation, and help reduce sludge and excessive plant growth. The kit includes four diffuser plates and four 100' weighted self sinking hoses for wide area aeration coverage. Built in overheat protection and an anti backflow valve support