Let in fresh air in rain or shine to ventilate your RV interior. The Venture Forward Vent Cover allows fresh air to move throughout your RV interior while preventing heat build-up. Extra side vents allow more airflow than other vent covers. The exterior is made from high-impact polypropylene with UV protection. No need to drill into your RV roof. Hardware is included to mount to existing 14" x 14" roof vent flange. Vent is 10" tall. Stainless steel mounting hardware will not rust. Note: Not recommended for use with fan vents. Side-vent design promotes better airflow Mounts to existing 14"" x 14"" roof vent flange Vent is 10"" tall | Venture Forward Vent Cover, Smoke