Ugly’s Plumbing References is a quick, on-the-job resource specifically designed to provide plumbing professionals with the most commonly required information on installing plumbing piping, fixtures, and appliances in both commercial and residential buildings. This essential pocket guide includes diagrams, calculations, and quick explanations on how to select proper materials, tools, and equipment, as well as how to size sanitary drainage, vent, and water supply piping, calculate water demand, test and inspect plumbing systems, and much more. Unlike other plumbing pocket guides, Ugly’s incorporates invaluable information for license preparation, such as tips on studying plumbing systems, drawings, and the operation of typical systems, the latest tools and digital devices within the trade, and methods for handling the latest digital equipment. * Thorough coverage of pipes, fittings, fixtures, and appliances * Coverage of safe plumbing terms, codes and standards, and helpful abbreviations and symbols * Step-by-step overview of conversions and equivalents, fractions, angles, shapes, and forms * Special section on hand signals for hoisting and knots and