Plumbing Design and Installation provides comprehensive coverage of the plumbing trade including the design, installation, testing, and repair of plumbing systems in residential and commercial structures. This edition features a new chapter on sustainable plumbing that highlights the plumbing practices and equipment that contribute to water and energy efficiency. Emphasis is placed on design and sizing of plumbing systems, safety, tools and materials, and ADA plumbing installation requirements. Installation and repair techniques are incorporated throughout the textbook.The textbook has been updated with new and expanded information on lead and mold safety, electronic test equipment, gas detectors, polyethylene pipe, backwater valves, water filters, reverse osmosis systems, tankless water heaters, solar thermal systems, geothermal systems, low-and no-flush urinals, and rainwater recycling.Sample licensing exams are provided to help prepare for typical plumber's licensing exams. A total of 150 sample licensing exam questions (50 questions in the textbook and 100 questions on the CD-ROM) provide an excellent review of plumbing system design, installation, and maintenance topics.