Wood and fiberglass in hot summers and frozen cold winters.
Replacing plywood floor in fiberglass boat.
Replace the carpet or use a fiberglass repair kit to finish the surface of the floor.
Set the repair patch in place and use the cordless drill to drive the screws and complete the repair patch.
Step 1 remove the damaged flooring.
If the stringers and bulkheads are rotten get them replaced with fiberglass ones.
Photo d is a piece of plywood from the floor of a boat wreck.
Marine plywood is often used to build boat interiors and to replace flooring during boat renovations.
Note if you d like to improve the final looks with a smoother finish allow the filler to harden completely and then spend an additional 30 minutes grinding it down.
The most common material used for boat flooring is bc plywood and it is also used for fiberglass boats in particular.
The length of the wood screws is equal to the combined thickness of the floor and the marine plywood.