The arched daylighting natural ventilator is a commonly used window type in industrial plants. According to the different opening methods of the window sashes, it can be divided into side-opening arched roof vents, sliding opening roof fire vents and top-opening arched roof smoke vent. 

1. Composition of daylighting natural ventilator profiles

The overall frame of the sliding roof fire vents is composed of professional broken bridge aluminum profiles. The opening mechanism is set in the middle of the skylight, and a set of opening mechanism can generally open the skylight with a length of 12000mm. The dome-shaped electric lighting and smoke exhaust skylight opening sash slides to one side to open, and its opening area is generally 50% of the window sash. After opening, the ventilation area of ​​the opening of the window is not less than 90% of the opening fan.

2. Features and scope of application of skylights

The dome-arch type smoke vent is an arched window top, and rainwater is not easy to accumulate on the top of the skylight, so it has good self-cleaning properties. When the window sash is closed, the entire skylight has better natural lighting performance. Therefore, the sliding arched type roof vents is suitable for buildings that are mainly daylighted and only open for ventilation and smoke when necessary. 

1. Composition of daylighting natural ventilator profiles