1.direct-plug collector,pre-heated
2.15years using life vacuum tubes,corrosion-proof
3.200L tank,
4.manufacturer
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
Delivery Detail: 15 days after receiving the demand payment
Specification of pre-heated solar hot water heater:
1.2.0mm thickness borosilicate glass 3.3 Vacuum tube, AL-N-AL coating layer
2. 0.5nm thickness SUS304 stainless steel Inner tank, innocuity.
3. Outer tank: 0.4mm thickness color steel,antirust
4. High-pressure polyurethane foam Absorbing layer keep the water hot for a long time
5.color coated steel with 1.5mm thickness bracket more stable and durable,hail and wind resistance
6. Angle of stand: 18°, 38°, 45°,50° choose depend on the sun angle.
7.copper coil inside the tank: 1mm thickness,12mm diameter, 24m length