Плоская пластина солнечного котла (последний продукт)

Our flat plate solar water heater : SEPARATED solar water heater system(SPFS) Includes heat pipe solar collector (or U pipe soalr collector),pressurized water tank ,working station and expansion vessel (for closed loop only) Working station would include pump,controller and alol the other asscessories .It's a complete package. Specification of solar collector: 1.Heater pipe material:red copper 2.Manifold material:aluminum alloy 3.Tube dimensions:1500/47mm or 1800/58mm 4.Insulation layer :rock wool 5.Best pressure:8 bar 6.Hail resistance:25mm 7.Copper heat pipe or U pipe for rapid heat transfer 8.Solar keymark approval