Rotating Chimney Cowl, 304 Stainless Steel, Fireplace Chimney Caps, Ventilator, Turbine, Weatherproof, No Assembly Required, for Chimney Fireplace Storage, Roof Vents (100mm/3.9in)

The wind-powered extractor fan works even when the wind is low. It improves ventilation in dry toilets, storage rooms, bathrooms and other places where ventilation is needed.A reliable protector, our fireplace chimney caps are professionally designed to protect your outdoor masonry chimney from damage and extend its life. Even when not heated, the fireplace can be vented year-round. It has a preventive effect on the tail end of the chimney, keeping the interior of the fireplace dry and protected from rain and moisture. Suitable for all seasons.Rotating chimney cap advantages ?No assembly required, easy to install.Does not require electricity, saving energy.Improves the air inside the fireplace.Maintains indoor ventilation.Improves exhaust value.Prevents sparks from flying.Protects the chimney from external influences such as rain and snow.Resists high temperatures up to 450°C.Product Name: Roof VentsMaterial: 304 stainless steelInstallation method: clamp installation/punch installationCaution required.Please pay attention when unpacking and installing. It is recommended to wear gloves to avoid scratching.If you have any questions about the product and order, please contact us first and we will handle it for you. Thank you!Manual measurement size slight error, please prevail in kind, thank you for understanding.

• Roof Ventilation: The rotating turbine can also be installed on roofs, sunrooms, and other areas where air does not circulate. Equipped with a durable ball bearing base, it requires only a small amount of wind to make it spin automatically and is silent when spinning. No power supply is required to keep fresh air in the room and keep the room ventilated around the clock.
• Protects fireplaces and chimneys: The top of the fireplace resists weather changes, ensures steady ventilation in adverse winds, prevents exhaust backflow, promotes exhaust effectiveness and improves combustion. It also keeps your chimney flue free from critters, birds, rain, snow, leaves, debris, etc.
• Durable stainless steel: choose the size according to the outside diameter of your chimney. Our chimney caps are made of 304 stainless steel, which is water and heat resistant. There's also no need to worry about frame warping with our sturdy design. So it can be used outdoors for years to come, no matter how harsh the weather.
• Quality Service: We provide you with quality products and service, and we are happy to help you with any problems you may encounter, so you don't need to worry. 100% customer satisfaction is the goal we strive for. If you encounter any problems, please send us an email.
• Easy to install: Supplied fully assembled and ready for installation. Easy installation by one person, saving time and effort. Create a sense of security for your friends, family and yourself. Rooftop ventilators are very effective at preventing downdrafts and increasing ventilation; equipped with clamps to secure to smaller diameter ducts.