The text book way of replacing the floor is to remove the consoles seat boxes and remove all.
How to install plywood floor in boat.
How to install a floor in a 14ft row boat i have done just what you are talking about with 1 2 inch exterior plywood.
Then use the electric saw to cut the stringers from the plywood sheet and fit them in the boat.
The laid loose because you are eventually going to drop your favorite lure or something into a crack.
Descriptionthis diy video shows how to fix a rotten boat floor.
Inexpensive easy and effective.
Step 3 install the deck.
The boat is currently a ghostly empty shell with nothing but a loose bmc 1 5 engine.
Unlike rotting wood and messy styrofoam this is a perfect alternati.
This is what i think the ultimate jon boat floor is.
Cut to fit attach strips to the under side for support.
Screw them all together to create a solid frame and apply fiberglass matting all over it for waterproofing.
Boat flooring imparts many benefits to a boat s hull.
It is always recommended to cut the deck flooring into separate sheets so that it will be much easier to install.
This video is part 2 of 3 where i measure and cut the plywood to fit the bottom of the jon boat and sec.
The flooring creates a dead air space just above the hull s bottom that can add bouyancy to a boat made from materials with no inherent bouyancy such as fiberglass steel or aluminum.
Painted with non skid paint.
With help the engine has now been moved to the back of the boat in preparation for the rebuild of the boat s interior.