shcls

1.CE,ISO,Solar Keymark 2. OEM service 3.Delivery within 10 days Active separated pressured solar water heater Active closed loop solar water heater systemsDetailed Product DescriptionA 50/50 propylene glycol and water mixture from the collectors through a coil of pipe in the solar tank, and then is pumped back through the collectors. The potable water is warmed by heat transfer through contact ...