NSF EXPANDS PLASTICS CERTIFICATION PROGRAM.

NSF International (www.nsf.org), The Public Health and Safety Company(tm), Ann Arbor, Mich., has expanded its plastics conduit certification program to include high-density polyethylene (HDPE) telecommunications duct. NSF is the world leader in standards development, product certification, education and risk-management services for public health and safety. This new certification is based on the recently developed American Society of Testing and Materials (ASTM) Standard, F 2160-01, Standard Specification for Solid Wall High Density Polyethylene Conduit Based on Controlled Outside ...