plack
Sea Otter
Has any one tried one of the say from aqua medic or homemade. I am curious how expensive it is for the denimar powder how much my 180 gallon with say 10 fish would use ?
i made one one time but never used it....ended up giving it away.
i made it from 3" PVC about 24" with 1/4" ice maker line coiled inside, and bio-balls in the center. small little valves on top for in/out.
he told me it worked but took a couple weeks to get broke in. i dont know how well it worked exactly but it did.
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