KFFKFF 20-Inch Wall-Mount Shutter Exhaust Fan with Automatic Louvers, Durable Steel Frame, Quiet Operation, Variable Speed AC Motor, 4499 CFM Airflow for Ventilation in Attics, Garages, Barns

<div> <h3> <strong>Product Description</strong><br> </h3> <strong> <div>Efficient and Reliable Shutter Ventilation Fan</div> </strong> <div> <div>Efficient exhaust fan designed to quickly remove stale air and maintain a fresh environment. Equipped with a reliable motor for high airflow and quiet operation, it features a durable all-metal construction with shutters for long-lasting performance. Simple to install in wall openings, making it ideal for use in sheds, garages, and greenhouses.</div> </div> </div> <div> <div> <strong> <div>Electrostatic coating technology ensures a smooth and uniform application, providing enhanced durability and a sleek finish for long-lasting performance.</div> </strong> <div> <div>The durable finish on this shutter exhaust fan resists rust, ensuring reliable performance and extended lifespan.</div> </div> <strong> <div>Curved Fan Blades</div> </strong> <div> <div>Engineered to provide efficient and consistent airflow, this attic fan ensures dependable ventilation for your space.</div> </div> <strong> <div>Durable Construction for All-Weather Use</div> </strong> <div> <div>Designed to resist dirt and moisture, these exhaust fans are suitable for use in diverse environments.</div> </div> <strong> <div>Durable Construction</div> </strong> <div> <div>The durable metal casing ensures this attic ventilation fan is robust and long-lasting. It is designed to resist corrosion over time, providing dependable performance for daily use.</div> </div> <strong> <div>Versatile Setup Options</div> </strong> <div> <div>Easily set up this attic ventilation fan to suit your specific space requirements. The straightforward DIY installation process includes clear instructions and eliminates the need for specialized tools.</div> </div> <strong> <div>Wide Range of Compatibility</div> </strong> <div> <div>This ventilation fan is ideal for use in attics, garages, barns, and greenhouses. It effectively minimizes indoor stuffiness and promotes a more comfortable environment.</div> </div> </div> </div> <div> <h3> <strong>Specifications</strong><br> </h3> <div>Item Model Number: HA-500M-110</div> <div>Rated Voltage: 120V 60Hz</div> <div>Power: 127 W</div> <div>Air Speed: 10 m/s</div> <div>Airflow: 4499 CFM</div> <div>Speed: 1500 r/min</div> <div>Louver Opening Angle: ≥ 50°</div> <div>Noise: ≤ 70 dB</div> <div>Net Weight: 20.86 lbs / 9.46 kg</div> <div>Product Dimensions (L x W x H): 22.4 x 22.4 x 9.5 in / 565 x 565 x 240 mm</div> </div> <div> <h3> <strong>Package Content</strong><br> </h3> <div>1 x Fan</div> <div>4 x Expansion Bolts</div> <div>4 x Plastic Anchors</div> <div>1 x User Manual</div> </div>

• Efficient Air Circulation: This shutter exhaust fan provides an airflow of 4499 CFM, effectively removing stale air, dust particles, heat, and unpleasant odors to maintain a fresh indoor environment. It is also ideal for use as a high-capacity ventilation fan in sheds and workshops.
• Adjustable Airflow Control: Experience seamless airflow adjustment with the stepless variable-speed feature. The provided controller allows you to fine-tune the fan's output, ranging from a mild breeze to a strong flow, catering to diverse ventilation requirements.
• High-Performance AC Motor: Operating at 1500 r/min with a 127W power output, this attic fan ensures efficient airflow of up to 10 m/s. It functions quietly and steadily, providing effective ventilation for a more comfortable and peaceful environment.
• Durable Construction: The steel casing ensures excellent rigidity and resistance to deformation, making it more reliable in damp environments and rainy conditions compared to plastic. Designed to withstand the challenges of attic ventilation and exhaust systems.
• Weather Protection: The shutters automatically open when the fan is in use, allowing for ventilation and odor removal, and close when turned off to shield against rain and small debris, ensuring consistent and safeguarded airflow.