This Dryer Vent Kit features up to 8 feet of UL listed Supurr-Flex Dryer Transition Duct, which is fire-resistant, flexible and easy-to-install. The Dryer Vent kit also includes a Wide-Mouth Vent Hood with damper that operates quietly for maximum exhaust air flow. Bird Guard dryer vent cover helps keep birds and pests from entering homes or nesting in outdoor dryer vents. Both the vent hood and Bird Guard are durable, weather-resistant and include a UV inhibitor to prevent sun damage and cracking. This dryer vent kit is easy to install and can be used with gas or electric dryers. Kit includes collar and duct clamps to keep the transition duct securely connected to the dryer. Check the bird guard periodically for lint or other debris and remove if present.