1. Use of indoor hot air currents rising from the leaves holes emit driven main operation.
2. Outdoor light or raindrop could form pressure-driven mainframe hardware to increase emissions.
3. Pai-organisms produce centrifugal force and air currents, the raindrop from turbine mainframe hardware.
4. For more on both sides of the leaves sink design, and the rain follow.
5. Regulate the use of the installed flooring base and the optimal integration shaped the waterproofing materials.

Model: 300mm, 550mm, 600mm, 880mm