Marelon® is a proprietary formulation of polymer composite compounds that produces a superior marine-grade product. For use above and below the waterline; precision molded plumbing systems offer complete freedom from corrosion and the ravages of electrolysis. Forespar’s “93” series of valve systems are U. L. approved and A.B.Y.C. accepted. They also meet and exceed all mechanical property requirements specified by the International Standards Organization and are ISO Certified. Marelon plumbing components are also at least half the weight of their bronze counterparts.
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