Purely H2O Optima Pro RO/DI with booster pump, meter, TDS alarm, flush valve, float valve and drinking water reservoir. It needs 1/4" tubing to plumb up and a new filter set as it has been sitting about 1-1/2 years. $125
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Michigan Reefers
Michigan Reefers is dedicated to the marine reef aquarium hobby. Learn more about reef aquariums and maintenance, and view our large collection of coral and marine fish photos.