... 4.for greenhouse and poultry house 7090 type Greenhouse evaporative cooling pad,the characters is as follows: 1)Height: 1500,1800, ... request,please feel free to contact us.cooling pad & exhaust fan system are made up of cooling pad,exhaust fan,water circulation and ... house will drop between 4 degrees and 10 degrees.This system is widely used in greenhouse,poultry house,industrial workshop,especially ...