Sturdy Construction: Our galvanized transition duct is made from high-quality galvanized steel, designed to resist rust and withstand high temperatures, thus increasing its service life. Ease of Installation and Maintenance: This pipe transition is easy and efficient to install. Attach one end to the hose using adjustable stainless steel hose clamps, then secure the other end to the rectangular pipe with screws. Improved Ventilation System: The galvanized transition pipe features a smooth internal design that helps reduce wind resistance, enhancing airflow for improved ventilation performance. Sizes: Our microwave vent kit measures approximately 3-1/4 x 10 x 6 inches, making it ideal for connecting a 3-1/4 x 10 inch rectangular duct to a 6 inch diameter round pipe. Its leak-resistant and space-saving design makes it suitable for various ventilation applications. Application Scenario: The rectangular to round duct provides a seamless transition between rectangular and round ductwork, allowing for easy connection to exhaust fans, dryer vents, hood vents, and other ventilation systems. Color: Silver Material: Metal Package Contents: 1 * Galvanized Duct Note: Light reflection and different displays may cause slight variations in color compared to the actual item. Measurement allowance is +/- 1-3 cm.