Originally Posted by Bunkerbarge

I painted the U-boat with Johnsons Kleer then made a wash from the pigments, water and a spot of washing up liquid to remove the surface tension and improve flow. When the wash was dry I lightly wiped the excess away with paper towels intil I had the effect I wanted. The big advantage at this stage is that you can add and wipe away to your hearts content until you get the effect you need. Finally a sprayed on coat of matt varnish to seal it all in.