I am planning on using 2" Schedule 40 PVC to flapped outlets on the transom just above the waterline. I'm planning on using sections of rubber tube near each end so that flex-fatigue is not an issue. Perhaps just an elbow where the cockpit drain comes down vertically and then needs to turn...
It's an interesting and ambitious task. One of the things I do not like on the E30+ is the lack of storage. If you are going to eliminate the chart table function, you could extend all the way down to the cabin sole. That's more area than you need for a refer, but you could have storage...
I went the in-dash cassette/Radio with the 10 disc changer. I love my music. What I am very irked about is the fact that in one season, those white Jensen "Marine" speakers turned an interesting shade of yellow with green tints. Makes my old faded gelcoat look positivly arctic white! I told them...