... , 3.reliable quality,offer OEM flat solar system(for a project) 2. Specification: 1×2 m², the water can rise to 55 in ... , no blasting etc.4. Free of charge in using the solar energy to get the hot water, very economy.5. Operated automatically, stable ... is no water supplying.9. You can even use the heat of the Solar Water Heater to cold, make hot water drink, wash ...