Ellen: Hey, everyone. I'm Ellen here at etrailer.com, and today we're taking a look at the Ventline Ventadome Trailer Roof Vent. This is going to be a great way to keep the air flowing in your closed trailer, or maybe your camper. Really anywhere that you want to have a nice easy way to vent out any hot air, let cool air from the night in.So we'll have a white cover to let in light as… see more >