Make of excellent PVC materials, have good durability for long term usage Small in size, does not take up space, easy to storage and carry Have 3 holes that can connecting to 3 hoses at the same time, can be connecting to exhaust fan, dryer vent covers, and vent sealing The fitting seamlessly connecting with the pipeline, have good sealing and leaking proof, not need to worry about leakage The interior of the connector smoothly, with reasonable curvatures, greatly reduces resistance, discharge the air from all parts of the ventilation project