Most likely we have what you are looking for but you will need to first determine what vent you have on your trailer.
In order to determine the correct roof vent, measure where the vent opens. The standard trailer roof vent opening is roughly 14-1/4" x 14-1/4" and have roof vents that measure 14" x 14".
To pick the correct cover, you will also need to know the type of hinge you need.
There is a 3 point hinge, such as the one on the Camco # CAM40153; a 4 point hinge as seen on the Camco... view full answer...