Earth heat collector includes hollow body system with capillary tube connecting piece for passage of fluid heat carrier has high degree of environmental compatibility, especially in water protection technology and gives increased heat yield

摘要

Earth heat collector including a hollow body system with a capillary tube connecting piece for passage of a fluid heat carrier where the hollow body system is completely encapsulated by synthetic plastic. The plastic encapsulation contains polyurethane foam and graphite and a heat conducting filler.