The Plumber & Steamfitter I installs, repairs, alters and maintains fluid transmission systems, sanitary fixtures, heating systems, low and high pressure steam lines, condensate lines, water lines, sprinkler lines, sewer lines; and performs other related work as required, including but not limited to, trade related asbestos abatement, repairs and/or initiates repairs on building systems such as; pneumatic control systems, heating and ventilation (HVAC) systems, cooling towers, pumps and related equipment. Installs, repairs, alters, and maintains hot and cold water lines, steam lines, deionized water systems, sprinkler systems, glass piping, sewer pipes (cast iron, plastic, ceramic), pumps, traps, valves, radiators, toilets, sinks, showers, and other fixtures, including all their associated fittings; estimates labor and materials needed to do the work.