unpressurized solar water heater
1.CE,ISO9001,CCC,certificates,
2.cost low and durable
3.capacity 80-320L, angle:30-45deg OEM
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: sample for wood packing, full conainer for hard paper packing
Delivery Detail: 10days!
15pcs vacuum tubes unpressurized solar water heater
1.tube size: 47mm*1500mm,58mm*1800mm
2.vacuum tube: high borosilicate glass 3.3, thickness:2mm, more reliable and high efficient
3. easy for installation
4.inner tank:material stainless steel 304-2B, food grade, thickness: 0.4mm, 0.5mm,0.6mm
5. outer atbk:material galvanized steel plate or color steel.thickness: 0.4mm( usual)
6.bracket: galvanized and plastic praying,thickness:1.5mm, or stainless steel,thickness:1.2mm
7. insulation layer: import polyurethane foam, thickness:55mm,60mm, can keep warm:72-80hours
8.resistance: 25mm hail,
9. life: 15years