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Non-pressurized Solar water heater 1 CE,ISO,SGS ,solar keymark 2 Low pressure,standard SABS 3 High Quanlity&Reasonable Price 4 15years life We are a professional solar water heater manufacturer with ISO and CE certificate in Changzhou, China. Non-pressuized solarwater heater ( CE ISO SGS SOLAR KEMARK ) RNseries is LOW pressurized solar water heater withcolor steel outer tank and support. Specification: 1) SUS304-2B stainless steel inner tank 2) Vacuum heat-collecting tubes at high temperature with new triangle elements 3) A long time of heat preservation 4) Specially fitting in the areas of acid rain, seawind erosion by salt and bad weather conditions 5) Stable and reliable performance, well wind resistance 6) Patent protected collision from the side bracket resistant design 7) Meeting the requirement of washing clothes, abstersion and bathing 8) Meeting the demand of well-to-do families Specifications: 1) Thickness of bracket : 1.5mm 2)-1 Heat-pipe tube : 58mm x 1.8m x 15pcs - 36pcs 47mm x 1.5m x 15pcs - 30pcs 2)-2 Glass vacuum tube : 58mm x 1.8m x 15pcs - 36pcs 47mm x 1.5m x 15pcs - 30pcs 3) Inner tank : SUS304-2B food grade stainless steel SUS304-2B 4) Outer tank : color steel 5) Capacity : 98/110/130/150/180/210/240/300/300L 6) Insulating layer thickness : 50mm - 60mm 7) Inner tank thickness of : 0.4mm - 0.5mm 8) Tank diameter : 470mm/420mm 9) Pressure : 0Pa 10) Heat preservation : 72hrs 11) Hail resistance: 25mm -37mm Model Numbers of vacuum tubeStorage capacityØ420-1.5m/Ø4718100201112413330166Ø470-1.5m/Ø4718139201502417930226Ø470-1.8m/Ø5818150201652420030250ModelLigthing (m2)Vacuum TubeSupply hot water(L/D)20/40" containerdiameterlengthNo.RN420-1500/47-121.26Ø47mm1500mm127090/205RN420-1500/47-181.801810063/147RN420-1500/47-242.492413050/116RN420-1500/47-303.153016038/89RN470-1500/47-121.26Ø47mm1500mm129078/176RN470-1500/47-181.801813062/136RN470-1500/47-242.492416851/108RN470-1500/47-303.153021042/90RN470-1800/58-121.68Ø58mm1800mm1210066/146RN470-1800/58-182.571815048/110RN470-1800/58-243.402420032/76RN470-1800/58-304.323025026/63ChangzhouRunsun Energy Technology Co., Ltd. is a chinese professional manufacturer and exporter for solar water heater,solar panel,and other renewable energy products. The company has clients in 28 countries and regions,including America, Canada, Mexico, Germany, Spain, Belgium, Bulgaria, Ireland, Estonia, the UK, France, Turkey, Australia, New Zealand, Chile, Indonesia, Pakistan, Saudi Arabia, Dubai, Kuwait and Jordanetc.