Today we're gonna take a look at the Fan-Tastic Vent, Roof Vent, with 12 volt fan. This is going to be a manual lift design and it's going to fit 14-1/4" by 14-1/4".This is gonna be a great way to circulate the air inside your camper, RV, or trailer. We're going to have the option to either push air out or pull air in so that we can get everything ventilated properly.Now we'll have a dark lid at… see more >