Quote Originally Posted by 1gary View Post
Just curious Roger.So your saying a flanged patch panel welded top and bottom is a moisture trap??.
No, my comment was that IMO a butt welded joint is better than an overlap piece glued in place. I did not mention a flanged, welded joint, but IMO unless you do a full perimeter weld on the bottom side of a flanged (overlap joint) patch it will indeed tend to wick moisture over time.