This Imperial Quick-Connect Hook-Up Kit connects duct from the dryer exhaust port to the exhaust vent hood without the need for clamps or tape. Designed for simple installation, the hook-up kit is constructed with quick-fit connector fittings that allow for easy attachment and a reliable, airtight seal. For optimal dryer performance, it features a heavy-duty 4-in x 2-ft T-Flex dryer duct. Made with thicker non-combustible aluminum, this UL-certified clothes dryer transition duct is crush, kink, puncture, and flame resistant. It remains rigid when fully extended for less lint accumulation and keeps its shape over time for improved airflow. This hook-up kit is recommended for use with electric and gas clothes dryers.