Daylighting natural ventilator is a relatively common type of equipment in modern industrial workshops. There are many types and styles of natural ventilator. Faced with so many natural vent, how should our customers choose smoke vents? Is there a standard atlas for natural ventilator?

The National Standard Atlas 11CJ33 "daylighting natural ventilator" was co-edited by Zhonghao Architectural Standard Design and Research Institute and Mcwell. 

The National Standard Atlas 05J621-3 "smoke vent rooflight" was published in December 2005 and became one of the main reference standard atlases in the field of natural ventilator. The atlas mainly includes the overall dimensions, effective ventilation area. It also gives a detailed introduction of various types of roof vents. Schematic diagram of the internal structure.