Rubber Membrane Manifold, 4 Diffusers Tetra Koi Food Oil-less - safe for use

Oil-less - safe for use with fish/plants

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our high quality fittings have deep sockets that allow for maximum bonding area

Pump Included Skimmer Included AquaFalls Included EM2121 21x21 25x25 4950 TH400 PS1FB AM Enter Pump

Optional built-in UV

Rubber Membrane Manifold, 4 Diffusers Tetra Koi Food Oil-less - safe for useThis 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