Installs, maintains, and repairs pipes and fixtures associated with heating, cooling, water distribution, and sanitation systems in commercial structures. Fixes commercial appliances, such as dishwashers and gas cookers. Inspects drainage and other plumbing systems for compliance with local and national regulations. Plumber Job Duties: Interprets blueprints and building specifications to map layout for pipes, drainage systems, and other plumbing materials Installs pipes and fixtures, such as si…