HAIER ENAMEL TANK has better performance of anti _ corrosion and anti _ water leakage. The ultra micro coat sintered at 850 ? C protects the tank from corrosion ,ensuring longer life . The tank conforms to the Germany DIN standard , after 160 thousand times impulse .Extends the tank life up to 40% save up to 40% energy than the traditional products. Heating efficiency up to 97.9%