Rubber Membrane Manifold, 4 Diffusers

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This 4 diffuser manifold is a good option for shallow water ponds without a significant amount of muck. It now features weighted diffusers for easier installation. Features include : Check valve included to prevent water from filling airline when not in use Polyethylene underlay keep diffusers from settling into the muck and prevents sediment erosion during operation 4 each 6" Weighted Rubber membrane air diffusers (RAD650W) included with each diffuser Airline connections included for 3/8, 1/2 and 5/8" I.D. tubing 1.6 to 6.8 CFM recommended airflow Contact Us if you would like assistance with sizing an aeration system. Show more