ventilation fan 4 Inch Exhaust Fan Dust Blower Used for Kitchen Toilet Wall Window Mute Axial Flow Fan Square Shape Ventilation Fan with Net Cover and Check Valve ventilating fan, 20010125

➷Product specifications: 4 inches, panel size: 133*133mm, opening size: diameter 93mm, 25W, 180m³/h. Using High quality metal material, hard to deform, high temperature resistance, durable
➷Strong power, high-speed suction, quickly remove oily smoke, heat and odors, and give you a fresh home environment
➷Fully enclosed motor has thermal protection and permanent lubrication, easy to maintain
➷Our exhaust fans are equipped with 304 stainless steel protective nets, which are tightly arranged to prevent accidental injury to fingers. The net cover is fixed with four screws to prevent shaking, reduce noise, detachable and easy to clean
➷The exhaust fan is equipped with a check valve, which can effectively prevent foreign objects from entering the room, and can also prevent outdoor hot air and foreign objects from flowing back
Ventilation fan helps eliminate humidity, tobacco smoke, and cooking odors. It effectively removes odors and circulates fresh air, making any environment more comfortable.