New York Low Pressure Boiler COF Practice

What standard governs plastic pipe or PVC in hydronic systems?

1. ISO

2. ASTM

3. ANSI

4. NFPA

The correct answer is: ASTM

The governing standard for plastic pipe, including PVC, in hydronic systems is established by the ASTM (American Society for Testing and Materials). The ASTM develops technical standards for materials, products, systems, and services used in construction and manufacturing. Specifically, ASTM has standards that pertain to the safe and effective use of PVC and other plastic materials in various applications, including piping used in hydronic heating and cooling systems. The ASTM standards cover testing methods, performance specifications, and guidelines necessary to ensure that materials can withstand the pressures and temperatures encountered in hydronic applications. This includes factors like pressure rating, temperature tolerance, and the long-term durability of the piping materials. Compliance with ASTM standards is essential for ensuring system reliability, safety, and performance in heating applications. Other organizations, such as ISO (International Organization for Standardization), ANSI (American National Standards Institute), and NFPA (National Fire Protection Association), have their own standards and guidelines, but for plastic piping specifically in hydronic systems, the ASTM standards are the most relevant.