Designed with the user in mind, this ventilation system fitting offers a straightforward solution for connecting range hoods to ducting systems. The square bottom interface and flanged structure ensuring a tight seal, preventing air leaks and optimizing airflow. Features -Color:Black -Material:Plastic -Size: 19.50X14.50X7.00cm/7.66X5.70X2.75in - Outer diameter: 97.00mm - Inner diameter: 92.00mm - Hole distance: 187.8mm and 137.80mm - Connection height: 34.63mm -Square bottom: designed with a square bottom, this connector ensuring stable and secure fit for range hoods and air circulation system -Effective ventilation: enhances the efficiency of ventilation systems, ensuring circulation -High durability: made from sturdy materials, this product is built to last and withstand the demands of regular use -Easy to install: the straightforward installation process allows for quick setup without the need for assistance -Versatile application: suitable for a wide range of environments, including residential, and commercial spaces, offering great versatility Package list: 1 x ventilation interface