What is typically important for maintaining efficiency in plumbing systems?

Frequent inspections and maintenance are crucial for maintaining efficiency in plumbing systems. Regular checks allow for the early detection of issues such as leaks, clogs, and corrosion, which can reduce the overall effectiveness of the system. By addressing these problems promptly, it helps ensure that the plumbing operates at optimal levels, preventing more significant issues that could lead to costly repairs and water waste. Additionally, maintenance allows for the inspection of pipe integrity and the functioning of fixtures, ensuring that everything runs smoothly.

The choice of smaller diameter pipes could restrict water flow, potentially leading to a decrease in efficiency as it may increase pressure and friction losses within the system. While using only new fixtures can be advantageous, it does not inherently contribute to maintaining the efficiency of an existing system. Lastly, avoiding the use of traps can lead to problems such as sewer gases entering living spaces, indicating that traps actually play a critical role in maintaining system efficiency and safety.