I have glass boat. Not a Lavro but should be similar.
there should be no plywood in the bottom of your boat. I wanted to
put a plug in the back also. I went to the marine store and got a brass fitting that had a screw in drain plug(brass also). I drilled the holes, then used marine tex.
http://farm4.static.flickr.com/3647/3332019238_da2ece7325.jpg


Edited by lazydrifter (03/05/09 06:24 PM)