Ventilation Grille

Ventilation Grille is an important part of the ventilation system, it can effectively filter harmful substances, purify the indoor air environment, and the balance of indoor and outdoor temperature and humidity has a close relationship, not only can effectively prevent the spread of disease, but also enhance human immunity, reduce indoor air pollution, improve the quality of the indoor working and living environment.

Ventilation Grille usually consists of outer frame, inner cover plate, filter, air inlet direction deflector, air outlet direction baffle, air volume regulator, noise-absorbing materials and so on.

The material is usually made of aluminum alloy, galvanized sheet, stainless steel, etc. Ventilation Grille usually has two forms: circular and rectangular.