This Dryer Exhaust Duct Kit allows heat to safely vent from your appliance during the drying cycle. This kit includes (1) thin-profile crush resistant aluminum duct measuring 4"D and (2) connection clamps. The vent extends to approximately 8'L and features slit-cuff ends that can connect to both male or female openings. This is a universal accessory that can be used across several brands; check to see if your model number is compatible. Installing this accessory will require no disassembly or repair experience. You must unplug the dryer or shut off the house circuit breaker for the appliance before installing.