This SK8WA deflecto Supurr-Vent® Louvered Vent Hood is the perfect addition to your dryer. The hood louvered dampers operates quietly for maximum exhaust air flow and seals when not in operation to help prevent back drafts. The dryer vent hood has a melting point of 325° F and is fire resistant. The dryer duct is flexible, easy to install. The dryer vent should be self-cleaned with wind or rain and weather resistant.