Sell spilit solar water heater

Description

1) The pipeline is made of red copper and conducted by heat transfer medium liquid; water can&#**9;t flow in the vacuum tubes; the crust uses aluminum alloy mould material of high strength with airflow design 2) auto-controller system, auto-supply water and auto-heat up water 3) Insulation: foaming with polyurethane about *0mm or *0mm thick 4) The equipments of separated solar water heater is composed by heat collector, storage tank, electric control device, pump,expansion vessel,electric heating back up,hot water mix unit and fittings for circulation and installation 5) safe-valve, a long life .The using life can last *5 years 6) inner tank:: Crystal steel 7)works normally if one tube crack