Rubber Membrane Manifold, 4 Diffusers Tetra Koi Food through a bulkhead and into

through a bulkhead and into the skimmer where a valve controls what percentage of the water goes through the skimmer faceplate (surface water) versus through the bottom drain

It contains a blend of acids

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

Designed to feed fish pellets up to 1/4 inch or shelled corn

Oil-less - safe for use with fish/plants

Rubber Membrane Manifold, 4 Diffusers Tetra Koi Food through a bulkhead and intoThis 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