Hey all, I have a vent adaptor from Hein at DIYVan that I never ended up using on my build. It is the internal frame for 14x14" fan install. If anyone needs one DM me an offer and can send it out, or I am currently located in Florida for the next couple of months then on the road.
Frame that is used on inside of roof with our patent pending outside vent adapters for a 14" x 14" hole. This frame will not work in the rear-most roof panel in the Ford Transit 148WB regular length. We have shorter strips for that application...