High Speed Blades : The robust stainless steel blades ensure swift removal of exhaust gases, delivering high efficiency at 2800 RPM without deformation during high-speed operation. Durable Exhaust Fan : Crafted with sturdy materials, including corrosion-resistant stainless steel blades and an iron casing with an anti-rust coating, this fan promises longevity and reliable performance. Efficient Ventilation Fan : Engineered with a double ball bearing brushless motor for the outer rotor, ensuring quiet and efficient operation that saves energy and extends the machine's life. Automatic Design : Features an automatic check valve plate that closes to prevent backdrafts when the fan is not in use, enhancing safety and efficiency. Multi-purpose Vent Fan : Perfect for various applications, including kitchens, bathrooms, workshops, and more, this fan creates a comfortable and healthy indoor environment. Experience unparalleled ventilation with our Durable Exhaust Fan, featuring corrosion-resistant stainless steel blades and an iron casing designed to withstand the test of time. Engineered for efficiency and ease, this fan is your go-to solution for continuous ventilation needs.