... solar thermal system 1.SOLAR KEYMARK,SRCC,CE 2.Antifreezing -40 degree 3.OEM provide Split Pressurized solar thermal system1,Size:58/1800,47/1500 2 ... ,CE,SRCC,Solar keymark 3, ... can designed like swimming pool heat system. Heat Pipe Solar Collector Detailed SpecificationItemPartsDescriptionManifold boxManifold Outer Case1001 Aluminum ...