Static natural ventilator does not revolve, but it can exchange and improve the indoor air flow. It can exhaust hot or moist out by temperature differential between indoor and outdoor. This product is no energy cost, and environmental friendly. It is applied in stadium, warehouse, workshop, farmhouse, indoor parking garage. As static ventilator does not revolve, it looks balanced, quiet, no vibration and provides longer service life. Static ventilators are very popular and chosen by architects and users.
Advantages：
1. All aluminum alloy construction
2. Anodic oxidation or powder coating on aluminum alloy- long term anti- corrosive and durability.
3. Aluminum alloy section bar for internal support, anodic oxidation on the surface of section bar.
4. Aluminum alloy rivets, EPDM sealing ring are fit on top rivets for sealing and waterproof.
5. Reasonable design provides for excellent air flow, ventilation coefficient achieves 1:1.
6. Its design prevents rain and snow from entering inside.
7. Rustproof anti-bird mesh is available inside.
8. Varipitch design allows easy DIY installation and suitable for roofs with any angles.
9. Cyclone region rating is available.
MODEL | Varipitch (mm) | Total Height (mm) | Head Diameter (mm) | Varipitch Height (mm) | Blade Nos | Weight(kg) | Base |
300# | 300 | 440 | 460 | 190 | 2 | 4.3 | 500*500 |