TPD Deep Pond Aeration System Four Diffusers Diffuser Type Diffuser Tube Air Flow Rate (Maximum) 165 lpm Air Flow Rate (Minimum) Not Applicable Active Surface Area 4 acre Compatible Intake Pipe Size 3/8 in Minimum Depth Required 8 ft Bubble Type Not Applicable Bubble Size Not Applicable Number of Air Tubing Rolls 4 Number of Compressors 1 Discharge Type Diffuser Tube Air Tubing Roll Length 100 ft Air Tubing Diameter 3/8 in Cabinet Depth 24 in Cabinet Height 20 in