The Whirlpool 4396037RP Dryer Telescoping Vent Periscope Kit provides an adjustable connection between the dryer exhaust outlet and the wall vent. Designed to extend from 0 to 18 inches, this vent kit uses a telescoping metal duct that adjusts to fit the available space behind the appliance. It directs warm, moist air from the dryer toward the external exhaust vent, supporting proper ... https://www.hnkparts.com/4396037rp-whirlpool-0-18-periscope-vent-dryer