air to water heaters come, especially energy-saving the sun, electricity, gas are not, as long as the air to" energy saving, environmental protection, security, "the official entry of air to water heaters, Zhengzhou, Henan, and consumer awareness of air to water heater into the Central Plains people's lives so that people can truly experience the air water heater to the life of the "energy saving", "green", "security" advantage. Security: reflects the value of life of the air to hot water tank without any heating equipment, the operation of only the energy steady stream of air delivered to the hot water tank, so no question of leakage , electric shock, explosion, the danger of gas poisoning. Energy: Experience the wealth of value-added, with 1 span> were electric-powered absorption 3 span> were in the air heat output 4 span> were heat hot water. Electric water heater operating cost is 1 / 5 span>, gas water heaters 4 / 5 span>, the fuel water heater 1 / 4 span>, conventional solar 2 / 3 span>, and in the manufacture of hot water exhaust air outlet at the same time that cold wind can be further effectively. green: green homes reflect a warm, no noise, no emissions to the indoor or outside the bedroom heat, waste water emission of any harmful substances such as absolute environmental protection.