Stainless Steel Roof Turbine Ventilator - 150mm Energy Saving Wind Exhaust Fan for Attic, Farm, Factory & Warehouse Ventilation - Weatherproof Chimney Cap & Air Duct Cover for Outdoor Use

Welcome to use roof ventilatorRoof ventilator, hardness, heat resistance, low temperature resistance, anticorrosion, antirust, sturdy and durable, sturdy and reliable, very suitable for wind environment, can be used for various vents.Material: 201 stainless steelProcess: PolishingFeatures: zero energy consumption, no rust, no rainFunction: change indoor and outdoor air, purify indoor airWorking principle: The air and thermal convection caused by the difference between natural wind and indoor and outdoor temperature are used to drive the turbine to rotate, and use centrifugal force and negative pressure to dissipate the old hot air in the room.Use scenarios: industrial plants, farms, residential flues, etc.Tip: 100mm-200mm is a finished product (send Clamp) 300mm-500mm are loose parts (300mm-450mm Send fixed, 50??0mm Send bottom)note1. Due to manual measurement, please allow 3~5mm error.2. Due to the difference of light and screen, the color of the item may be slightly different from the picture.[Tips]: If you have any questions, you can contact us by email, and we will solve it for you within 24 hours.

MATERIAL high quality stainless steel material, hardness, heat and low temperature resistance, anti-corrosion, anti-rust, durable

FEATURES no need for all-day automatic ventilation, also for you to reduce short circuit or voltage overload caused by fire and a lot of other unnecessary trouble

PRINCIPLE make use of the air convection caused by the natural wind and the difference between indoor and outdoor temperature to drive the turbine to rotate, so as to use centrifugal force and negative pressure effect to expel the indoor stale hot air

USE applicable to industrial plant, farm, yurts, residential flue, energy-saving, environmental protection, pollution-free

SERVICE 24 hours to provide you with customer service, if there is any problem, please feel free to contact us, in order to quickly and timely solve the problem