Dacron or conventional fabric on the wings? The fabric covered wings go all the way back to the Wright brothers. Today there are many options when it comes to fabric we currently use a 3.9 oz. Dacron Polyester Sailcloth which happens to be the most common weight for sailboat sails, this material has many more uses as well. it is more resistant to UV damage than nylon. Majority of the aircraft in the field (non-Aventuras) use one of the following:

We have been toying with the idea of going with one of these fabrics on an Aventura II, this would be the last trace of the 80's Ultralight craze in the Aventura II. As you can see we will be adding some weight, how much you ask? Well we wonder the same thing, soon we will have the answer as the progress continues. Below is a picture of our first fiber glass rib, there will be ten per wing with a fiberglass leading edge over the aluminum tube.