Made from flame-resistant, black recycled post-manufacture PVC, AccuVent's Cathedral Extension Baffle Vent is both durable and eco-friendly, offering long-lasting performance in demanding attic conditions. Its easy-to-install design and flexibility make it a perfect addition to your ventilation system, ensuring the right airflow for your vaulted ceiling spaces. As an extension baffle, it allows you to customize the venting system as needed, expanding it as your project requires.