Jacketed remote refrigeration line pipe

摘要

The encased district cooling conduit pipe comprises a metallic medium-carrying tube (1), which is surrounded by a thermally insulating layer (3) made of polyurethane foam, and a casing tube (4) made of made of polyethylene, polypropylene, polyvinyl chloride or polyamide that surrounds the thermally insulating layer. A cement mortar layer (2) is arranged between the medium-carrying tube and the thermally insulating layer. The cement mortar layer has a thickness of 3 to 20 millimeters or 5 to 10 millimeters.