Exhaust fan and blower fan for exhaust air should generally be set up in a separate room. When the exhaust fan in the fan room offer, the room should be no less than the fire resistance and fire resistance of the wall not less than 1.50h 2.OOh floor is separated from the other parts. Exhaust fan installation and maintenance: kitchen kitchen fan is indispensable key equipment, it is recommended not to install as much as possible on the ceiling, waiting for the room to be installed, the roof or exterior wall to facilitate maintenance of the place. Work kitchen fan due to prolonged high temperatures, humidity, smoke gas. Regular maintenance is indispensable work. Chongqing exhaust fan, exhaust fan, air conditioning provided by Rui Xincheng Rui Xincheng Air Conditioning Equipment Co., Texas. Texas Rui Xincheng Air Conditioning Equipment Co., Ltd. (www.dzrxckt.com) strong, credible, in Dezhou fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Rui Xincheng air conditioning and you hand into the brilliant, for a better future!