1. Made of polystyrene, with UV resistant and anti-aging material.
2. Opening has an insulation material, to prevent condensation inside.
3. Air deflector on top of inlet, guides flow direction, to avoid stress reaction of cold air.
4. Protecting mesh is included.; Special design without spring.
5. Seal tightly ,length can be customized .
Out dimension (mm) | Installation dimension(mm) | Max. ventilation(m3/h) |
680*360*260 | 580*260 | 1996 |
800*360*260 | 700*260 | 2319 |
1200*360*260 | 1100*260 | 3645 |