Aym Inc

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Established in 1856, A.Y. McDonald manufactures waterworks brass, plumbing valves, pumps and water systems, high-pressure gas valves and meter bars. Computer aided design and manufacturing equipment is used throughout the company s plant to produce products to precision specifications. Its products include corporation stops, service sales, curb stops, curb boxes, service fittings, meter setters, resetters, insetters, iron meter yokes, meter valves, meter frames and covers, angle and inline check valves, yokeboxes and longboxes. The company also manufactures gas valves, ball valves, gates, stop, check and sillcock, thermoplastic valves and fittings, chrome supply stops, dielectric unions, service fittings, pumps and pump accessories, bronze tanktees and insert fillings, threaded bronze fittings and pipe nipples, pex fittings and sump and sewage check valves. Its line of pumps include submersible pumps, jet pumps, centrifugal pumps, waste water pumps, dewatering pumps, sump pumps and guardian pumps, jet accessories and pump repair parts. The company is located in Elizabethton, Tenn.