Advertisement NSF International Supplement - PE-RT Heating Up Pipe Applications Tim Haenftling October 1, 2009 Polyethylene raised temperature piping systems aren’t just for cold water and outside projects anymore.Read More
Advertisement NSF Creates New Certification Program for Geothermal Heating and Cooling Applications Tim Haenftling September 1, 2008 Third-party program ensures product quality and safety for pipes and fittings used in these systems.Read More