Once you have Found the vent hose behind the dryer, just stick to it together to your area in which it exits the house. It ought to be held in place at both finishes by a circular bracket that matches over the top in the 4-inch hose and tightens around https://www.google.com/maps/d/edit?mid=1xjP-SIbuMb6_2u8qqrU5evQy3li53g8&usp=sharing