What is a function of fixtures in a plumbing system?

The function of fixtures in a plumbing system encompasses both supplying water and discharging waste. This dual role is essential for the operation of residential and commercial plumbing systems. Fixtures, such as sinks, toilets, and showers, are designed to draw fresh water for use and facilitate the removal of wastewater, ensuring proper sanitation and hygiene.

By supplying water, fixtures make it possible to perform day-to-day tasks like washing hands, cooking, and bathing. Simultaneously, they provide a means for safe and effective waste disposal through drainage systems. This integrated functionality highlights the importance of fixtures in maintaining the overall efficiency and effectiveness of plumbing systems.

Other functions outlined in the other responses are limited in scope. Some choices focus solely on one aspect—like water supply, drainage, or air ventilation—ignoring the essential dual purpose that fixtures serve. Understanding this holistic function is crucial for anyone involved in plumbing design, maintenance, or troubleshooting.