The ventilator is the most effective  and economical way to solve indoor-pollutioin.
        At present, our country  promote "green house", a growing number of developers concern about
from owners of health condition to the housing ventilation.Hencce,  IPO Nair turbine ventilators have
attracted more and more attention form  Real estate developer . Through the application in practice,
it receives good results.
      Turbine ventilators , the ventilation equipment,  which are used most commenly in Europe and the
United States, Australia and Southeast Asia,are widely used in civilian residential, industrial plant,
warehouse, commercial and livestock buildings.
     Small ventilators ( type150, 200, 250)  are very popular in foreign markets .particularly in Europe and
the United States. Besides,  we have many subdistributors at abroad , such  as in Poland, Malay ,West
Asia and other countries,meanwhile  our  products in the international market has strong competition .