Air conditioning is that we can not live without appliances, we often there are some errors in the use of air conditioning during use: Myth one: the refrigerant needs to be changed once a year Myth: air conditioning for a long time do not matter Myth: air-conditioned rooms without Replacing Myth: Just wash the filter clean air winter temperature is gradually reduced so that everyone in the family quilts, coats and other warm clothing handy. For many homes, "are old and small," the public, choose a suitable warm Electric central air conditioning, it is very urgent. Several years ago, people still hot air conditioning heating function should not join, and shortly, we are no longer satisfied simply cooling and heating air conditioner function of the central air conditioning production, more and more manufacturers join the new technology to rich features air-conditioning products, the results brought about by the pace and intelligent air conditioning. Choose a heating and air conditioning in the winter is a very good choice. "Buy when the air-conditioning central air conditioning Which is good, not only consider the cooling area, higher power should buy air-conditioning, in order to ensure the heating effect in winter. During use, the best choice for low-speed wind and level down, so the system Better thermal effect of the "Shanghai group altar experts advise Generally, 1P heating hang the heating area of ??10-11 square meters; 1.5P hang heating area of ??17-23 square meters; 2P heating Guiji well-being an area of ??20-22 sq m; 2.5P Guiji heating area of ??24-28 square meters; 3P Guiji heating area of ??27-30 square meters. In addition to dry weather in autumn and winter, when the air conditioning in the selection should pay attention to whether they have moisturizing function, which allows the indoor temperature more comfortable. Which is good, central air conditioning, central air conditioning Chengcheng, Xi'an Hao Hao Electrical and Mechanical Services provided by Xi'an Electrical and Mechanical Technology Limited. Xi'an Hao Electrical and Mechanical Technology Co., Ltd. (www.029hfkt.com/)(www.029hfkt.com) strong, credible, in Xi'an in central air-conditioning industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Electrical and Mechanical Xi'an Hao into the brilliant and you work for a better future!