Backflow Prevention Practice Exam

Before installing a backflow preventer, it is crucial to check local plumbing codes. This step ensures that the installation complies with all relevant regulations and standards specific to the jurisdiction where the work is being performed. Local plumbing codes may dictate specific requirements for sizing, type of backflow preventer, and installation procedures, which can vary significantly from one area to another. Adhering to these codes not only guarantees compliance but also ensures the safety and efficacy of the backflow preventer in preventing contamination of the potable water supply.

While turning off water supplies, obtaining a plumbing permit, and inspecting associated plumbing components are important steps in the overall installation process, they are secondary to verifying local plumbing codes. The codes serve as the foundation for all other actions taken in the installation process, guiding what is necessary for compliance and best practices in backflow prevention.