Support for CPVC water pipes installed horizontally must occur at maximum intervals of _____ feet.

Support for CPVC (Chlorinated Polyvinyl Chloride) water pipes installed horizontally should occur at maximum intervals of 3 feet. This guideline is in place to ensure the stability and integrity of the piping system. Proper support minimizes the risk of sagging or bending, which can lead to stress in the pipe material and potential leaks or failures over time.

In practice, when pipes are not adequately supported, they may experience unnecessary movement or vibration, particularly in applications where water is actively flowing, increasing wear on the joints and connections. Establishing a support interval of 3 feet contributes to a more robust plumbing installation, adhering to best practices and code requirements, which prioritize the reliability and longevity of plumbing systems.