This copper tube is manufactured according to EN 12735-1 and is pre-insulated in closed cell expanded polyethylene where the cells are of regular size and evenly distributed (compliant to EN ISO 1578). It is distributed in coils. The copper tube diameter is expressed in inches, as required by standard EN 12735-1. The insulation sheath is manufactured in full compliance with European Regulation EEC/EU 2037/2000 that enforces the use of insulating expanded foam sheaths devoid of CFCs and HCFCs which are harmful to health and the environment. The thickness of the sheath is designed to satisfy the various requirements of this application area. Given the particular application field, special attention is reserved for the external protective polyethyl ...