Solar evacuated tube
1.inner tank is SUS304
2.heat pipe (copper)
3.pressurized systems
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: In cartons
Delivery Detail: 7-15 days
Solar evacuated tube
For this kind of solar water heater, the inner tank is very thick, and the tank is full of water all the time. For this kind of solar water heater, there is one heat pipe inside the vacuum tubes, so there is no water inside the vacuum tubes, the vacuum tubes collect the sunshine, and transfer the heat to the tank via the heat pipe. This kind of solar water heater is suitable for cold places.
Surface look like the non-pressure system, however, the vacuum tube have heat pipe insde,anti-freeze inside too.It is equally suitable for low temperature use.
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