1.3-high vacuum collector tube
2.the tank is SUS 304-2b food class stainless steel
3.Insulation: polyurethane 50mm-60mm
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: Standard export carton package
Delivery Detail: 15-35days
1. Collector tube: 3-high vacuum glass tube are coated by copper which can absorb the solar with high efficiency and can prevent frostbite and the hailstone. Size: 47*1600mm or 58*1800mm; Quantity:10-30pcs; Capacity: 80-300L
2. Inner tank: stainless steel SUS304-2B food-class stainless steel,thickness is 0.5mm, the contents of Chromium and Nickel in which are very high to resist corrosion effectively.Besides, the auto argon arch welding will extend the lifespan of the tank.
3. Outer tank:galvanization,aluminum-zinc coated steel,diameter:420-500mm
4. Insulation: polyurethane 50mm-60mm
5. Frame: galcanized steel,thickness: 1.2-1.5mm, the frame are processed with 14 steps, such as degreasing, phoshporescing, electrostatic spraying, high-temperature ripening, etc, to ensure the stability and anti-corrosion of them.
6. Angles: there are two types of angles, one is for flat roof, another is for ridge roof which can adjust the angle according to your roof.
7. The heat preservation can be 72 hours
8. Can be resisted 30mm hailstone.
For more information, please contact with me freely