www.pmmag.com/articles/91000-nsf-starts-geothermal-piping-certification-program
NSF Starts Geothermal Piping Certification Program
September 1, 2007
NSF International’s Plumbing Program recently introduced a new geothermal listing for piping products that will produce cost-effective and environmentally friendly methods to heat and cool buildings.
NSF International’s Plumbing Program recently introduced a new geothermal listing for piping products that will produce cost-effective and environmentally friendly methods to heat and cool buildings. NSF’s new geothermal listing service tests and certifies polyethylene and polypropylene piping system products that meet the following requirements: final performance testing; physical properties testing; a long-term hydrostatic stress test; and health effects testing if products are to be used in potable water applications.
NSF International’s Plumbing Program recently introduced a new geothermal listing for piping products that will produce cost-effective and environmentally friendly methods to heat and cool buildings. NSF’s new geothermal listing service tests and certifies polyethylene and polypropylene piping system products that meet the following requirements: final performance testing; physical properties testing; a long-term hydrostatic stress test; and health effects testing if products are to be used in potable water applications.