If you are going to fly with just glass you should flow coat it to seal it and DO NOT sand.
If modified my cowling and I am not going to paint it till after checking temps in the air. I flow coated it with epoxy and squeegeed the excess resin off, thus filling pin holes and sealing the surface. Regards Barry Kruyssen Cairns, Australia AUF 19-3873 k...@bigpond.com http://users.tpg.com.au/barryk/KR2.htm >If you want to fly soon, don't balance it. If you want to balance it, don't >fly soon. > It will also fly just fine with primer or just plain glass if you want to fly it before it gets repainted. "Glue it and do it"!!