In business for over 50 years, Elmco/Stewart Sales is a manufacturer that represents both specification-oriented and non-specified commercial and residential plumbing products. Based in Phoenix, Ariz., the company is a leading representative of mechanical and industrial products in the state. Some of its manufacturers include AB&I Foundry, Acorn Aqua, Cash Acme, Husky Anaco, Jay R. Smith Mfg....