Morrison Supply Company offers a range of wholesale plumbing and mechanical products. Its plumbing products include access doors, flush valves, grease interceptors, faucets, backflow preventers, polyethylene pipes, risers, fittings, plug valves, regulators, and iron and bronze stops. The company also provides a variety of warm air furnaces, unit heaters, evaporative coolers, plastic tap saddles, fire hydrants, fiberglass manholes and valve boxes. Additionally, it provides a range of industrial fittings that includes swange nipples, bull plugs, couplings, stud bolts and flange gaskets. Founded in 1917, the company operates through more than 50 offices throughout the Southwest. Morrison Supply Company maintains several locations in Houston.