kapnd

Ok - tubing diameter is usually ID. Try using a step drill to enlarge the hole through a thin partition- easier and cleaner cut.

I can’t tell if the hanging portion is a soffit or a delaminated core. I’d cut a hole in it to investigate further.

A word of caution re bedliner products, these can be extremely difficult to remove! If you’re dead set on using it, make super sure...

I’ve got the same situation with a long, shallow bilge and no sump pit. Rain and spray come in through poorly designed deck hatches...

This could well be the reason that Mr Athens recommends leaving the seacock open when flushing. Even if the dock water supply volume is...

You don't need them until you do. By asking you feel you do. If you are handy they can be inexpensive and easy to install, personal...