Quote Originally Posted by RickOKC View Post
303 needed more cure time
X2 a few months back I did the 303 thing but it rained a few days later and made zebra cladding.

Well I got lucky and applied a second coat just before we had 80+ days with no rain. A few days ago I drove through my first rainstorm and I am happy to report it still looks nice and dark.

So for whatever reason cure time is a must with 303