New air conditioning unit and a unit difference: new air unit is used to handle the new wind, in a large Texas-shaped building new air handling units, air handling units are generally new and used together with the fan coil, fan coil + new fans and air conditioners in fact almost the same; in general, there is a new air conditioning unit itself, the new wind to ensure indoor air quality, and added indoor ventilation. Because no new fan coil air conditioning units of fresh air, so it is necessary to provide a new fan. New air handling units provided through the new air handling and fan coil processed through the return air, or a mixed first and then deal with the new wind from the fan coil units, and then into the room. When the filter is clogged or when it exceeds a predetermined value, the pressure switch switch signal is given. 5 When the dial to select the new air handling units, cryogenic freezing switch tube temperature is too low given the switching signal, the fan stops running, to prevent the cracking coil. New air handling units | new air conditioning units | Dual Carrier Air Conditioning (certified merchants) are provided by the Texas two-Carrier Air Conditioning Equipment Co., Ltd. Carrier Air Conditioning Equipment Co., Texas two (www.slktsb.com) in fan, ventilation equipment in this area devoted boundless enthusiasm and passion, two Carrier air conditioning has been customer-centric, for customers to create the concept of value, quality, service to win market, and sincerely hope to cooperate with the community to create success, create brilliant. Related businesses are welcome inquiries, contact: Li Shuangchang.