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# of Questions 80 Minimum Passing Score 75% Time Allowed 180 Minutes
updated 6/19/25
List of books for this exam
Pre-Printed Tabs for NASCLA Alabama Res 4th Ed
Plumbing Design and Installation Fourth Edition nevada # of Questions 80 MinimumPlumbing Design and Installation provides comprehensive coverage of the design, installation, testing, and repair of plumbing systems in residential and commercial structures. A chapter on sustainable plumbing features 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