industrial roof mounted ventilation electric fan

  Product Description  The strength: 1) Compact design for installation on metal and cement roof and equipped with durable waterpoof cover  2) CAD optimized in design ,minimal noise level and highest airflow performance .     Our exhaust fan is equipped with the anti-insect shutter .In operation ,the shutter will keep open to draw the hot and muggy air to outside .Off operation ,the shutter wil keep closed when you switch off the exhaust fan ,so it will prevent the sand and insect to go to the workshop ,so that it will keep a more hygience environment .                 Cooling system  Our company offer complete set of cooling system ,including the evaporative air cooler ,exhaust fan ,PIP air duct ,diffuser outlets and installation material etc.       Our Services             Company Information  Excelair M&E Industrial Co.,Ltd is a wholly foreign-owned enterprise estabished in China by Wembly Group (Australia ) and Wembly Hong Kong Enterprises Limited in 1991.           Case study  Stitch workshop   Assembly workshop         Food workshop     FAQ   Q1:What kind of airflow you have ? A1:11000 m³/h   Q2:What is your power volt and frequency . The power is 300V, 380 volt ,50 HZ    Q3:What is your after sales services? A2:Our product come with one year warranty .If any damaged with one year ,we can repair or replace the new one free of charge .After warranty ,we also repair and replace the new one with charge .   Q4:Will your company visit our factory ? A3:If you need ,yes ,we can visit your factory .Before that ,please kindly offer your factory layout to us first ,our engineer have to look at the factory layout and get familar with that .   Q5:What about the installation ? A4:We will offer the installation guidance to you , your worker wil install the cooling system under our guidance .   Q6:Why need the wall exhaust fan ? A3:Generally ,we design the evaporative air cooler .With the air cooler ,it create a positive pressure in the workshop while  exhausting the hot and muggy air to outside to form a more comfortable environment .