Dundas Jafine TDIDVKZW Indoor Dryer Vent Kit with 4-Inch by 5-Foot Proflex Duct, White Can be used to vent your electric clothes dryer indoors when outdoor venting is not possible Includes 4-inch by 5-foot ProFlex dryer transition duct, plastic lint reservoir, 2 plastic adjustable clamps Ideal for apartments, condominiums and RVs ProFlex dryer transition duct UL approved for safe dryer venting Not be used with gas clothes dryers