... ) Red copper(TU1) heat pipes. Split Solar Water Heater SystemModel: JHC-5818The characteristic of Heat Pipe Solar Collectors1) Reliable, efficient, twin-glass evacuated tubes ... ) Caravan Parks, Hotels, Schools, Public Showers/Kitchens , Restaurants 5) For large scale water heating SpecificationsPlace of OriginChinaModel NumberJHC-5818Price TermsFOB, CIFBrand NameJinyi ...