we assemble pipe section, tubing and fittings using coupling, clamps, sreaws, bolts, and cements, plastic, solvent,caulking,or soldering, brazing, and equipment. we fill pipe or plumbing fixture with water or air and observe preture gauge to detect and locate leaks review blueprints and building codes and specification to determine work detail we keep records of assignments and produce detail work report. we locate and mark the position of pipe installations,connection,passage holes, and fixtures instructures,using measuring instruments such,taps,rulers,and levels.. we measure,cut,thread,and bend to required angle, using hand and power tools or machine such as pipe cutters, pipe -threading machine. we install pipe assemblies, fittings, valves,appliance such as dishwashers and water heater, preture pumps, toilet, Jacuzzi, and fixtures such as sink and using hand and power tools.