... % in houseAnnual capacity 1000,000setssolar hot waterSolar water heater,solar hot water,solar water heating,solar heatingModel: SL-CLSFeature:1) Collectors combined ... overall foaming under over 25C &thickness:40mm~50mm4). No.of Copper coils: double coils or single one (copper pipe: ... : 1.2Mpa)Working principle:Installation Case: Solar hot water heating system,SRCC,Solarkeymark,ISO9001,100L~500L