What type of piping is typically used in a hydronic heating system?

In a hydronic heating system, hydronic piping is designed specifically for the purpose of transporting heated water or steam through a building to provide space heating or heating of other mediums. This type of piping is engineered to handle the various temperatures and pressures associated with water heating systems, maintaining efficiency and safety standards.

Hydronic piping is often constructed from materials that provide good thermal conductivity and resistance to corrosion, allowing for optimal heat transfer and long-term durability in system applications. These characteristics are crucial for the reliable operation of a hydronic heating system, ensuring effective heating with minimal energy loss.

Other options, while they may have applications in different contexts, do not serve the same specialized purpose as hydronic piping does in this scenario. For instance, flexible piping could be useful for particular installations or configurations but lacks the specific design considerations required for hydronic systems. CPVC piping has uses in water distribution but is typically not recommended for high-temperature heating applications due to its thermal limitations. Copper piping is commonly used in plumbing and heating, yet without the context of being referred to as "hydronic piping," it doesn't encapsulate the specialized purpose that hydronic piping provides.