What is the primary function of full-open valves on water supply pipes?

Full-open valves are specifically designed to allow for maximum flow through a water supply pipe when they are fully opened. Their primary function is to provide an unobstructed passage for water to travel through the pipe system without any restriction. This is particularly crucial in systems where the need for full flow is essential, such as in firefighting systems, where quick and efficient water delivery can make a significant difference.

Other functions, such as flow restriction or temperature regulation, are not attributes of full-open valves. While preventing backflow is a critical aspect of plumbing, it is typically the function of specialized valves, like check valves, rather than full-open valves. Therefore, the undeniable role of full-open valves is to maximize the flow of water when needed, supporting the system’s efficiency and effectiveness.