Dundas Jafine TD48PVKZW Louvered Dryer Vent Kit, 4"x8', WhiteThe dundas jafine proVent dryer vent kit is part of the proseries product line up. The kit includes a 4" provent exhaust hood, 4" x 8' proflex dryer transition duct and 2 plastic adjustable clamps. The provent exhaust hoods louvered damper system prevents cold air, snow or rain from entering the home and the louvers have been redesigned to prevent them from sticking. Additional features of the hood include a recessed caulk line on the cap to assist in