... steel& USD 6-8per hole 3. 15Years Warranty for tube Integrated water heater1.CE,ISO9001,CCC, 2.stainless steel and ... USD 8-10 per hole3. 15Years Warranty for tube* Tank capacity A) 90/ 120/ 150/ 180 liters ... tube / carton, water tank / carton, bracket / cartonItem No.specificationTank’s capacityEffective light areaDiameter of water tankQty.of solar tubesDiameter of solar tubeLength of solar ...