Cost-effective; extremely strong when bonded correctly. Cons: Can rot again if water penetrates the seal.
Remove the outboard, trim tabs, scuppers, and the aluminum transom cap.
Only use Marine Grade Plywood (like Okoume or Meranti). Never use pressure-treated wood, as the resins often won't adhere properly. 2. The Composite (Coosa Board) Upgrade grady-white-transom-repair
Repairing a Grady transom is a major undertaking, but it's the difference between a "total write-off" and another 20 years on the water. 🛠️ The Assessment: Is It Actually Rotten?
Sand it smooth, apply fairing compound, and finish with color-matched gelcoat or paint. The Bottom Line: DIY vs. Pro Cost-effective; extremely strong when bonded correctly
Butter the new core with thickened epoxy or polyester resin, clamp it into place, and glass over it with layers of 1708 Biaxial Cloth .
Use a multi-tool or circular saw to cut away the outer fiberglass skin . Carefully pry it off to reuse later if possible. Only use Marine Grade Plywood (like Okoume or Meranti)
Chisel out the rotten wood. On older Gradys, this often turns into "mud".