Prepare for a career in the commercial or residential plumbing fields with this popular book, which has been updated to reflect the very latest advancements in the plumbing industry. Plumbing Technology: Design and Installation, 4E has also been restructured to begin with instruction on the major, introductory concepts, and then progressing to more specific, advanced lessons, allowing readers a complete and thorough understanding of the material. This edition includes coverage of the very latest products, tools, codes, and drain cleaning equipment that have had a remarkable impact on the plumbing industry and how plumbers work successfully. The latest water heater technology, such as Flammable Vapor Ignition Resistant heaters, DWV system segments and sizing, new safety regulations, and all relevant code changes are also addressed.