Domestic Low Pressure Solar Energy Warmwasserbereiter (So

low pressurized solar water heater solar hot water heating low pressurized solar water heater Product Description Non-pressurized solar energy specification : 1. solar hot water heating system Inner tank: Stainless steel SUS 304-0.41mm 2. Vacuum tube: QB-AL-N/AL-47-1500mm/58-1800mm 3. Outer tank: Stainless steel SUS304-0.41mm 4. Frame: Stainless steel SUS-1.5mm 5. The material of insulation: Polyurethane 50/60mm 6. The reflector: Stainless steel 7. Lead time: Within 2 weeks for full container 8. Payment: Telegraphic Transfer (T/T), Letter of Credit(L/C) solar hot water heating Non-pressurized solar hot water heater features 1. Inner tank: SUS304-2B stainless steel, advanced welding technique, 2. Out shell: SUS304-2B stainless steel, advanced welding technique, thickness 0.41mm 3. Corrosion resistant 4. Isolation layer: 50-60mm imported polyurethane foam for superior heat preservation 5. Frame materials: Corrosion resistant stainless steel 6. Type: 12, 15, 18, 20, 24, 30, 36tubes 7. Capacity: 100-350 liters solar hot water heating Solar water heater remark: 1. Solar heat storage tank diameter(mm): 410/470 2. Thickness, insulated(mm): 50/60 3. Vent connection(inch): 1/2 4. Electric heater connection(inch): 1 5. Water connection(inch): 1/2 6. Collector angle(degree): 30/45 solar hot water heating Solar water heater optional accessories : 1. Assistant tank: 8/10/12/15/20L 2. Controller 3. Electrical heater: 1.5/2/2.5kw solar hot water heating solar energy water heater Warranty: 1.3 years for full system 2.15 years for vacuum tube