... 2,CE,SRCC,Solar keymark 3,Lifetime:15 years 4,Delivery date:7-20 days.Specifications:Solar energy ... connect each parts, each system have manual instruction.4.Use copper pipe for transfer hot, more high efficient, and ... -500L, special minds can designed like swimming pool heat system. Heat Pipe Solar Collector Detailed SpecificationItemPartsDescriptionManifold boxManifold Outer Case1001 Aluminum alloy ...