What type of pipe is commonly used for sprinkler system installations?

CPVC, or chlorinated polyvinyl chloride, is a type of thermoplastic pipe that is commonly used for fire sprinkler system installations. It is specifically designed to withstand higher temperatures and provides better fire resistance compared to regular PVC. One of its significant advantages is its ability to handle hot water, making it suitable for both residential and commercial sprinkler systems where water may reach elevated temperatures.

In addition, CPVC is lightweight, easy to handle, and allows for faster installation due to the use of solvent cement, which bonds the joints effectively and creates a strong, leak-proof system. The use of CPVC also offers corrosion resistance, which is crucial for systems installed in various environments.

While other materials like galvanized steel and cast iron are used for pipes in specific applications, they tend to be heavier, more challenging to work with, and can be subject to rusting or corrosion over time. PVC, while commonly used in general plumbing applications, does not meet the required fire rating for sprinkler systems, particularly in terms of temperature resistance. Thus, CPVC stands out as the preferred material for sprinkler system installations.