Materials, Sources and Finishing Sequence for Antique and Classic Wooden Boat Preservation

Materials and Sources

Here are links to some of Snake Mountain Boatworks’ favorite materials & resources for vintage wooden boat preservation: stripper, wood bleach, countersink bungs, bilge & bottom paint, primer, seam filler & varnish.

Hull Preservation Materials and Finishing Sequence

Following is the general sequence employed when preserving antique and classic wooden boats at Snake Mountain Boatworks.

Hull exterior above boot stripe – hullsides, transom, decks and covering boards

  1. Strip all surfaces to bare wood
  2. Execute repairs as needed
  3. Sand fair to 80 grit
  4. Bleach – soak for 12 hours using Daly’s A & B Bleach for 12 hours
  5. Stain using J’eld stain from 
  6. Seal with three to four full coats of Smith’s Clear Penetrating Epoxy Sealer (CPES)
  7. Scuff sand using medium Scotch Brite pads
  8. Clean surface with Acetone
  9. Varnish with Pettit Z Spar Flagship Varnish – High Build
  10. Build to 20 coats sanding at appropriate intervals with ever-finer grits
  11. Pay seams with white Sikaflex 295 UV
  12. Apply 5 additional coats of Pettit Z Spar Captain’s Varnish Ultra Clear 2067

Hull exterior below the boot stripe and the boot stripe

  1. Strip all surfaces to bare wood
  2. Execute repairs as needed
  3. Sand fair to 80 grit
  4. Seal with three full coats of Smith’s Clear Penetrating Epoxy Sealer
  5. Caulk plank seams with TotalBoat Thixo Flex Epoxy Adhesive
  6. Sand fair to 80 grit
  7. Apply 2 additional coats of (CPES)
  8. Prime using
  9. Boot stripe – Interlux Brightside Boottop and Striping Enamel

Hull Interior 

  1. Ceilings
    • Strip all surfaces to bare wood w/o destroying evidence of age and use
    • Sand fair to 80 grit
    • Seal with three full coats of Smith’s Clear Penetrating Epoxy Sealer (CPES)
    • Scuff sand using medium Scotch Brite pads
    • Clean surface with Acetone
    • Varnish with Pettit Z Spar Flagship Varnish – High Build
  2. Bilge-painted components
    • Strip to bare wood and seal with 4 coats of CPES
    • Apply 4 coats SANPACO or other bilge paint