NSF International recently certified Centennial Plastics’s CenFuse geothermal pipe to the American National Standard for Ground-Source Geothermal Piping Systems – NSF/ANSI Standard 358-1: Polyethylene Pipe and Fittings for Water-Based Ground-Source “Geothermal” Heat Pump Systems. Centennial Plastics is the first company to earn certification to this standard, providing engineers, regulators and users assurance that its certified geothermal products meet minimum performance and safety requirements.
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