solar water heater factory:Tiange Solar Energy Science Technology Co., Ltd.main produces solar water heater solar collector.Gas water heater 5 liters, 7 liters, 8 different models of promotion, is within 1 minute when the water temperature 25 ℃ hot water production, if the water temperature is 25 ℃, the yield of 50 per minute ℃ hot water 5 liters, 7 liters or 8 liters. Marked water heater is 30 liters, 60 liters, 90 liters, etc., which refers to the water heater capacity of water, the equivalent of our electric stove add a kettle, the kettle of water Sheng 30 liters, 60 liters 90 liters. Take an 8-liter gas water heater with an electric water heater 40 liters compared to 8 liters of gas water heater can be produced continuously 8 liters of water per minute, while electric water heaters need to heat a can of water for half an hour intervals.