Introducing our unpowered roof turbine exhaust fans, the ultimate solution for efficient ventilation and air circulation without the need for electricity. Here’s why our product stands out:
- Environmental Protection: Our unpowered fans operate without electricity, offering continuous, high-efficiency ventilation while being energy-saving, noise-free, and explosion-proof.
- Waterproof Design: Featuring arc-shaped blades with carefully spaced gaps, our turbine fans effectively divert rainwater along the circle’s node line, preventing water from entering the turbine and ensuring your space stays dry.
- Advanced Running Device: Utilizing high-tech ball bearings, our turbine fans are designed for durability and smooth operation, rotating effortlessly even with minimal breeze speeds.
- Dust-Proof Construction: With 24/7 operation, our turbine fans resist dust buildup, requiring minimal maintenance and ensuring long-term performance excellence.
- Low Maintenance Costs: Our fans require no regular maintenance or part replacements, providing hassle-free ventilation and peace of mind for investors.
- Lightweight Construction: Weighing just 15 kg per unit, including the base, our turbine fans offer easy installation without adding significant load to the roof structure.
- Natural Lighting Enhancement: The gap between the blades allows natural light to enter the room, increasing illumination by 5-10% and reducing reliance on artificial lighting, thereby saving on electricity bills.
- Long Lifespan: Designed for longevity, our turbine fans boast a service life of over 15 years, providing reliable ventilation and air circulation for years to come.
- Versatile Applications: Suitable for a wide range of environments, our turbine fans require only a slight breeze or indoor-outdoor temperature difference to operate effectively. They are ideal for factories, warehouses, rooftops, villas, greenhouses, livestock facilities, and more.
Applications:
- Generate air convection and dissipate hot air.
- Reduce indoor temperature and increase fresh air circulation.
- Decrease air conditioning loads and enhance cooling efficiency.
- Extract moisture, mold, and steam to maintain a dry and healthy environment.
- Replace heavy-duty electric exhaust fans, saving on bracket costs, electricity bills, and reducing noise pollution
Machine NO. | Throat diameter (mm) | Turbine outer diameter
(mm) |
turbine height
(mm) |
vents average wind speed
(m/s) |
Exhaust volume (m3/h) | weight
(kg) |
Material | color |
HD-14 | 360 | 460 | 300 | 3.4 | 1380 | 4.2 | Stainless-steel/c
color steel plate |
True color/
selected color |
HD-20 | 500 | 630 | 350 | 3.4 | 2520 | 8.5 | Stainless steel/
color steel plate |
True color/
selected color |
HD-25 | 600 | 730 | 420 | 3.4 | 3600 | 11 | Stainless steel/
color steel plate |
True color/
selected color |
HD-27 | 680 | 880 | 480 | 3.4 | 4500 | 15 | Stainless steel | true
color |
HD-30 | 780 | 980 | 560 | 3.4 | 6500 | 18 | Stainless steel | true
color |
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