Simply design and operation, solar keymark certification direct-heated solar water heater for family use.
Port: shanghai,china
Minimum Order Quantity: 1 Set/Sets
Supply Ability: 300 Set/Sets per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: Vacuum tubes, water tank and bracket are backet separately with export carton
Delivery Detail: Within 15 days
How non-pressure solar water heater works
1. Non-pressure solar water heater of all glass evacuated tube collector integrated with storage tank, are ideal for use in houses and other applications where cheap, reliable hot water supply is required. They are simple, economic and practical.
2. As the specific gravities of hot water and cold water are different, cold water goes downward and hot water goes upward.
3. When cold water in evacuated tubes is heated, it becaomes lighter and goes to the water tank, while cold water in the tank goes down to the evacuated tubes
4. Through this circulation, the cold water in the water tank will be gradually heated.
SPECIFICATION
1). inner tank: stainless steel SUS304/2B, 0.41mm
2). outer tank: galvanized / colour steel (milk white), 0.31mm
3). frame: galvanized steel,1.5mm
4). insulation: polyurethane frothing, 50mm
5). vacuum tube: Al/N coating,47X1500 / 58X1800mm
6). accessories: water auto-feeding tank,electrical heater
8) Hail resistance: 25 mm
9)Working pressure: 0 MPa
10)Warranty: 5 years for completely system, 15 years for vaccm tubes
11)Thickness of tube: 1.8mm
12)Diameter: inner tank is 360mm, outer tank is 470mm(58*1800mm tube),
inner tank is 310mm, outer tank is 420mm(47*1500mm tube)
13)The interval between tubes: 75mm(58*1800mm tube), 70mm(47*1500 tube
14) Minimun order quantity: can be one set
15)). logo: OEM, colour printing/sticker
16). capacity: 150/180/200/240/300/360L