[QUOTE=markpierce;133425]My (louvered) engine vents are on the pilothouse sides. I suppose a thin, bottomless "boxes" could be installed to reduce possible water entering during heavy seas.
engine vents , we put them on the side of the cabin , and inside they have a "chicane" like you can see here
http://long-cours.62.over-blog.com/photo-1911172-prises-d-air-001_jpg.html
but for the next one we will put them on the center line they could be floaded llittle later .
Actualy it is little before 90° heel
It is less than our Avs