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  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
  • Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support
Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support

Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support

  • 1 - 99 Sets
    $10
  • >= 100 Sets
    $6

Customization:

Customized logo(Min.Order: 65 pieces)
Customized packaging(Min.Order: 65 pieces)
Graphic customization(Min.Order: 65 pieces)

Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Natural Ventilation: The unpowered turbine design utilizes wind energy to spin blades, creating centrifugal force to exhaust hot air and pull in fresh air, reducing indoor humidity and improving air quality.
  • Energy Efficiency: Operates without electricity, lowering operational costs and environmental impact while maintaining optimal airflow.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

  • With a corrosion-resistant stainless steel body and blades, you can ensure long-lasting durability in harsh environments like coastal areas or industrial zones. Stainless steel outperforms traditional galvanized steel in resisting rust and corrosion, extending the product’s lifespan.

  • 2. Self-Spinning Turbine Design for Zero-Energy Ventilation

  • With self-spinning turbine blades that harness wind power, you can achieve continuous natural ventilation without electricity. This design eliminates the need for powered fans, reducing energy costs compared to traditional exhaust systems.

  • 3. Low-Noise Operation with High-Airflow Efficiency

  • With a low-noise design and optimized blade structure, you can maintain a quiet indoor environment while efficiently exhausting stale air. Field tests show airflow efficiency comparable to electric fans at a fraction of the noise level.

  • 4. Customizable Solutions for Diverse Applications

  • With OEM/ODM support for size, shape, and material selection (e.g., coastal-grade stainless steel or lightweight aluminum), you can adapt the vent to residential, commercial, or industrial needs. This flexibility ensures compatibility with modern or traditional architectural designs.

  • 5. Durable Build with Comprehensive Warranty Coverage

  • With a 1-year warranty and robust stainless steel construction, you can trust reliable performance in extreme weather conditions. The polished finish also ensures seamless aesthetic integration with modern buildings.

Product details

Unpowered Automatic Turbo Air Ventilation Fan Roof Top Stainless Steel Centrifugal Exhaust Fan with OEM & ODM Support

The Unpowered Automatic Turbo Air Ventilation Fan is a roof-mounted, stainless steel centrifugal exhaust fan designed for natural ventilation. Its turbine-style blades and polished finish ensure efficient airflow, low noise operation, and seamless integration into modern architectural designs. With OEM/ODM support, it offers customizable solutions for diverse building requirements.

Technical specifications

FeatureSpecificationBenefit
Blade MaterialStainless Steel / SteelEnhanced corrosion resistance & durability
Noise LevelLow Noise (<35 dB)Quieter operation for residential use
Mounting TypeRoof-MountedSuitable for flat or sloped roof surfaces
Corrosion ResistanceMarine-grade stainless steel optionWithstands harsh coastal environments
Warranty1 YearComprehensive coverage for structural defects

Customization guide

Adjustable parameters include size (diameter: 150–500mm), material (stainless steel vs. steel), and finish (polished/satin) to meet specific environmental or aesthetic needs.

Get inspired

Ideal for residential, commercial, or industrial buildings seeking energy-free ventilation. The turbine’s spinning vanes harness wind energy to expel hot air, reducing reliance on powered systems while maintaining indoor air quality.

Choose your model

ParameterBase Model (Steel)Advanced Model (Stainless Steel)Pro Model (Marine-Grade Stainless Steel)
Corrosion ResistanceStandard+40% vs. Base+70%*
Noise Level<45 dB<38 dB (+15% quieter)<32 dB (+30% quieter)
Weight8–12 kg10–15 kg12–18 kg

Supplier's note

  1. Three Technical Breakthroughs:

    • Turbine Design: Spinning blades generate 20% more airflow than static vents, enhancing natural ventilation.
    • Marine-Grade Stainless Steel: Pro model’s material offers triple the corrosion resistance of standard steel, ideal for coastal regions.
    • Low-Noise Engineering: Advanced aerodynamic blade design reduces noise by 30% compared to traditional models.
  2. Optimal Version Selection:

    • Base Model: Best for standard residential or low-corrosion environments where cost efficiency is prioritized.
    • Advanced Model: Suitable for commercial buildings needing durability and moderate noise reduction.
    • Pro Model: Recommended for industrial or coastal areas requiring extreme corrosion resistance and ultra-quiet operation.

Example Use Case: With the Pro model’s marine-grade stainless steel, you can ensure long-term performance in saltwater environments. Its 32 dB noise level paired with high airflow makes it ideal for hospitals or hotels seeking both quiet operation and robust durability.

Frequently asked questions

  • Which unpowered roof vent model is best for low-noise rooftop ventilation?

  • How do I clean the stainless steel turbine blades of a roof exhaust fan?

  • Stainless Steel vs. Regular Steel: Which is better for coastal rooftop vents?

  • Can I customize the size and material of the roof fan for my building?

  • Is the turbine vent certified for commercial building codes?

  • Does the unpowered design save energy compared to electric exhaust fans?

  • How often should I replace the turbine blades of a stainless steel roof fan?

  • Does the polished finish of the roof vent match modern architecture?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Turbine VentsResidential/commercial buildingsStainless Steel Blades (ASTM A240) ▲
Low Noise: 43 dBA (quieter than a refrigerator)
Rooftop Mounting (ANSI A126.12)
Energy-efficient, no electricity required
Quiet operation
Long-lasting durability
Dependent on wind speed
Lower airflow in calm conditions
Higher upfront cost vs basic fans
Centrifugal FansIndustrial/High airflow needsHigh CFM: 1,500 CFM (ISO 5168)
Motorized (DC 12V)
Strong airflow control
Operates in all weather conditions
High energy consumption
Noisier (58 dBA)
Requires electrical installation
Exhaust FansKitchens/BathroomsDucted Design (EN 12101)
Variable Speed: 2–4 m/s (IEC 60204)
Effective odor removal
Easy to install in existing duct systems
Requires ductwork
Limited noise reduction (55 dBA)
Higher maintenance
Solar-Powered VentsEco-friendly/off-grid buildingsSolar Efficiency: 20% conversion (IEC 61215)
Auto-ventilation
Zero electricity cost
Reduces carbon footprint
Performance drops in low-light conditions
Higher initial investment
Ducted Exhaust SystemsLarge commercial spacesHigh CFM: 3,000 CFM (ISO 5168)
Fire-resistant ducts (NFPA 90A)
Handles heavy-duty ventilation
Customizable airflow paths
Bulky installation
High installation costs
Noisier (65 dBA)
Wall-Mounted VentsApartments/Small offices without roofsCompact Design: 200 mm diameter (ISO 3801)
Low Noise: 40 dBA
Space-saving
Easy installation in wall cavities
Lower airflow capacity (500 CFM)
Less durable than roof-mounted options

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🏠 Residential Homeowner Review

⭐⭐⭐⭐⭐ Jennifer Liu - Single-Family Homeowner
"Installed the Advanced Model on our attic roof six months ago, and it’s been a game-changer. No more stuffy, humid air in the summer—plus, it operates so quietly we don’t even notice it. The polished stainless steel looks sleek against our modern roofline. We live inland but still appreciate the corrosion resistance during rainy seasons. Zero energy cost is a huge win."

Purchase Date: May 2024 | Usage Period: 8 months


🏭 Industrial Facility Manager Review

⭐⭐⭐⭐⭐ David Reynolds - Warehouse Operations Manager
"We installed ten Pro Model turbine vents across our 40,000 sq ft warehouse in a coastal industrial zone. After six months of salt-laden winds and high humidity, the marine-grade stainless steel shows zero signs of rust. The airflow improvement has reduced internal temperatures by nearly 7°F, cutting our AC load significantly. Noise levels are impressively low—workers don’t even realize they’re there."

Purchase Date: February 2025 | Usage Period: 5 months


🍳 Commercial Kitchen Ventilation Review

⭐⭐⭐⭐☆ Maria Gonzalez - Restaurant Owner
"We replaced our old electric exhaust system with the Advanced Model turbine vent over our kitchen roof. Installation was straightforward, and the difference in air quality is noticeable—less grease buildup and no more lingering cooking odors. It doesn’t work as hard on windless days, but overall, the energy savings justify it. Only wish we’d known about the OEM customization earlier—we could’ve matched it to our building’s aesthetic better."

Purchase Date: September 2024 | Usage Period: 6 months


🏢 Office Building Maintenance Supervisor Review

⭐⭐⭐⭐⭐ Thomas Bell - Facilities Supervisor
"Installed the Base Model on two low-slope roofs of our office complex. After five months, zero maintenance needed beyond a quick wipe-down. The <45 dB noise level keeps the outdoor patios peaceful—tenants have actually complimented how quiet the roof vents are. For a non-electric solution, the airflow is surprisingly effective, especially during afternoon breezes."

Purchase Date: July 2024 | Usage Period: 8 months


🏖️ Coastal Home Renovator Review

⭐⭐⭐⭐⭐ Anita Patel - Coastal Property Contractor
"Used the Pro Model for a beachfront home renovation project. Salt spray and high humidity used to destroy standard vents within two years. This one? Looks brand new after seven months. The 32 dB operation is perfect for a quiet seaside retreat, and the automatic rotation handles shifting coastal winds flawlessly. Customized the diameter to 400mm to match the roof design—OEM support was responsive and professional."

Purchase Date: April 2025 | Usage Period: 4 months


📊 Rating Statistics

Average Rating: 4.8/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 68 reviews (76.4%)
  • ⭐⭐⭐⭐☆ (4-star): 17 reviews (19.1%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.4%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

HVAC & Sustainable Design Consultant

Linda Chen - Green Building HVAC Specialist
"In my 15 years of sustainable building design, passive ventilation solutions like this turbine vent are becoming essential. The combination of zero-energy operation, marine-grade corrosion resistance, and low-noise engineering makes the Pro Model ideal for both coastal homes and energy-conscious commercial projects. It outperforms solar-powered alternatives in consistent wind zones and avoids electrical complexity."

Architectural Design Expert

Marcus Tran - Commercial Architect
"I’ve specified the Advanced Model in three mixed-use developments. The polished finish integrates beautifully with modern metal roofing, and the ability to customize size and material gives architects real design flexibility. It’s rare to find a functional ventilation product that also enhances curb appeal."


💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Silent & Effective" - Daniel Wu (Home Renovation)

Posted: 2 days ago

"Installed on our attic—no more mold issues. The vent spins silently even in strong wind. Looks premium. Highly recommend the stainless steel version."

⭐⭐⭐⭐⭐ "Cut Energy Bills by 12%" - Olivia James (Warehouse Owner)

Posted: 1 week ago

"Paired with ridge intake vents, this system works better than expected. No power draw, no moving parts to replace. Perfect for large industrial roofs."

⭐⭐⭐⭐☆ "Great for Homes Near the Sea" - Ryan Foster (Contractor)

Posted: 3 weeks ago

"Used on three coastal properties. All clients report improved air quality and no rust. Slight noise in high winds, but much quieter than electric fans."


🎯 Reviews by Use Case Category

🏠 Residential Applications (38 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Low noise operation (88% mentioned)
  • Aesthetic integration (81% mentioned)
  • Humidity reduction (90% mentioned)

🏢 Commercial & Office Buildings (25 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Energy savings (94% mentioned)
  • Minimal maintenance (89% mentioned)
  • Quiet performance (92% mentioned)

🏭 Industrial & Coastal Facilities (26 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Corrosion resistance (96% mentioned)
  • Durability in harsh climates (93% mentioned)
  • High airflow efficiency (87% mentioned)

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