... free to contact us.cooling pad & exhaust fan system are made up of cooling pad,exhaust fan,water circulation and control ... in house will drop between 4 degrees and 10 degrees.This system is widely used in greenhouse,poultry house,industrial workshop,especially ... mouisture.It's comsuption of power is 1/10 of air conditioner,installation cost of this system is about 1/7 of air conditioner. Cooling pad ...