Industrial roof mounted exhaust fan with anti-insect shutter

Specification :

 Where opening is made on roof for mounting of cooler ,Excelair offers the roof opening cover and extended the roof opening cover methods ,which both are highly reliable in terms of secure mounting and leak-free installation 

Over 20 years design and manufacturing experience in the industrial cooling systems. Have made a lot of solutions for many famous enterprises. Insist on quality first for more than two decades, which made us the leader in factory systems industry in China. 

Q1:What kind of generally airflow you have ?

A1:11000 cubic meter /h

Q2:What is your power volt and frequency ?

A2:The power is  380 volt ,50 HZ 

Q3:What is your after sales services?

A3: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 ?

A4: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 ?

A5:We will offer the installation guidance to you , your worker wil install the cooling system under our guidance.Our instruction guidance is very clear ,by the way ,our PIP air duct with flange is very easy to connect .