Three main parts:
1)water tank keeps hot water over 72 hours
2)frame resists of rot
3)vacuum tube has efficient heat exchange
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: Water tank, frame and vacuum tube are in separated cartons
Delivery Detail: 7 working days after receiving deposit
Non-pressure solar water heater constists three main parts:
1)water tank keeps hot water over 72 hours
2)frame resists of rot
3)vacuum tube has efficient heat exchange
The frame and water tank are made of stainless steel which could last for a longer time. For simple type, the water inlet and outlet pipes are seperated from each other. The tap water enters into the water tank through water inlet and comes out by outlet. When the sunshines, the water in the vacuum tube is heated up. The cold water will goes down and the hot water will rise. And the water in the water tank will be heated up through this circumlation. Once the water is heated, the temperature will be kept over 72 hours. The temperature will goes down several degree per day. The non-pressuer solar water heater is arranged on the roof and the water could flow our by gravity. It's economical and practical and has been widely used all over the world!