roof ventilation fan

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50 Set/Sets (Min. Order)
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Quick Details
Place of Origin:
Jiangsu, China
Brand Name:
Model Number:
environmental protection
Supply Ability
Supply Ability:
50 Set/Sets per Day
Packaging & Delivery
Packaging Details
Lead Time :
execution of contract within 7 days
  • No-power Roof Turbine Ventilator is to make use of the air free convection that natural wind power and the interior outside temperature difference bring about, the effect driving a turbine to rotate making use of centrifugal force and negative pressure thereby discharge the interior stale hot-air
  • It makes the fresh air flow in, thus the purpose of cleaning air can be reached
  • Raw materials:
    • Ventilations are made of the stainless steel
    • Advanced totally enclosed bearings
  • Operating theory:
    • Arc blades can gain the optimal exhaust effect which are calculated scientificly, ensuring the rainwater can't enter during the work
    • The central axis is with fine steps,and the blades can never be deformed in high-speed operation, thus greatly enhancing the service life
    • The design of variable angle neck tube can make the ventilation installed in the slope of 0 to 22.5 angle, and the installation is very simple, generally only need 30 minutes
    • Turbine Blades can normally operate for 15 years
  • Features:
    • High efficient venting function
    • Unique variable angle tube neck
    • Special diversion vane of beveled fanner
    • Easy to install
    • Excellent energy-saving effect
  • Applications: power plants, chemical plants, pharmaceutical factories, food processing plants, metallurgy, rubber, warehouses, and advanced civil buildings
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