For the first time, this expanded 4th edition combines both Plumbing and HVAC. Users will find all they need to avoid the most common violations so they can meet strict code requirements. Save time, money, and potential delays with this invaluable reference guide that contains the most accurate, up-to-date information on residential plumbing and mechanical codes. Clear language, detailed reference tables, and over 100 illustrations help to clarify the complex rules and numerous code changes. Spiral bound, with durable laminated pages, this go-to book is designed for quick referencing on-site. Code Check Plumbing & Mechanical is cross-referenced to the current International Residential Code, Uniform Plumbing Code, and Uniform Mechanical Code.