Features:High-quality material: Made of high-quality material, wear-resistant, not easy to break, can be used for a long time, durable.Double-sided: It can connect pipes of 60mm/2.36 and 75mm/2.95 in two sizes, or connect the above two pipes with different diameters to the fan to form a seamless ventilation channel system.Better air circulation: The use of channel connectors can make the air flowing more even, ensuring good indoor air quality and thermal comfort in your home or work.Application: Mainly used in sewer fan systems, suitable for different air circulation and ventilation technologies, circulation and heating/cooling conversion applications. Can also be used to cool AV spaces, cabinets, shelves and cupboards.Easy to install: just connect the pipe of the corresponding size to use. It can be secured with tape, glue or steel clips.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial: PlasticSize: 8.3*8.3*6cmApplicable: suitable for the air outlet is 60/75mm