The Mcwell natural ventilator is mainly used for the roof of steel structure buildings and set at the vent of the factory roof. The characteristic is that it includes a skylight frame and a side sealing plate which wraps the skylight frame. The smoke ventilator frame includes a skylight roof. The cornice is provided with a gutter, the bottom of the gutter is provided with a drainage port, the bottom of the natural roof ventilation is an air inlet, and the top of the gutter on both sides of the skylight roof is an air outlet. C-shaped steel, the bottom of the C-shaped steel is provided with a rotating shaft. Mcwell natural vent

is simple in structure, easy to use, and have good ventilation effects.

The types of smoke vent skylights mainly include rectangular skylights, rectangular wind shelter skylights, and flat skylights. Traditional smoke vent rooflight has the functions of daylighting, ventilation and rainproof in the factory. The rainproof and drainage methods of these types of skylights are quite different. Among them, rectangular skylights are more commonly used, which mainly use the unorganized drainage of the skylight cornices, and the side panels of the skylights to prevent rainwater on the roof from flowing into or splashing into the room. The rectangular windshield smoke hatch skylight is constructed by adding

windshields on both sides of the rectangular skylight. Its rain shielding facilities mainly rely on the large overhanging method to reduce the ventilation area of ​​the horizontal openings. The vertical openings are equipped with rain shields or horizontal openings.