PATIKIL 3 Inch Round Air Vent Cover, 4 Pack Soffit Vents ABS Ceiling Vent Covers Air Vent Louver for Bathroom Kitchen Living Room Greenhouse Ventilation System, Black

• Opening Dia.: 75mm / 3 inch; Compatible for 3 inch duct or wall hole and the ceiling hole; Packing List: 4 Pcs x Soffit Vents
• Advantage: Crafted from quality ABS material, sturdy, and not easy to age and color fade, this ceiling vent cover provides good durability against weather and collision. Its robustness against deformation and fading delivers a reliable home ventilation option
• Instruction: The reverse buckle mechanism simplifies the process of installing the gable vent. Just insert the soffit vent cover into the pre-drilled hole on the wall or ceiling, and twist it to lock it securely in place - no complicated tools are required
• Wide Application: These multi-functional round attic vents can be utilized for air intake and exhaust, making them suitable for various indoor and outdoor settings including bedrooms, bathrooms, garages, chicken coops, and storage sheds
• NOTE: It is recommended to clean the vents regularly to maintain ventilation effectiveness. Avoid the vents being blocked by dust, debris, etc., affecting ventilation effectiveness

These multi-functional round attic vents can be utilized for air intake and exhaust, making them suitable for various indoor and outdoor settings including bedrooms, bathrooms, garages, chicken coops, and storage sheds. Specification Material: ABS Plastic Total Size: 12 x 6.2 cm / 5 x 2.4 inch (Dia.*H) Applicable Opening Size: 75mm / 3 inch Compatible for 3 inch duct or wall hole and the ceiling hole Packing List: 4 Pcs x Soffit Vents Advantage Crafted from quality ABS material, sturdy, and not easy to age and color fade, this ceiling vent cover provides good durability against weather and collision. Its robustness against deformation and fading delivers a reliable home ventilation option. Instruction The reverse buckle mechanism simplifies the process of installing the gable vent. Just insert the soffit vent cover into the pre-drilled hole on the wall or ceiling, and twist it to lock it securely in place - no complicated tools are required. Notice It is recommended to clean the vents regularly to maintain ventilation effectiveness. Avoid the vents being blocked by dust, debris, etc., affecting ventilation effectiveness.