For use above the waterline.
Interlux Seam Compound White 31 is a tight sealing material designed to fill hull seams of wooden boats.
• Easily applied by putty knife
• Durable, yet remains pliable to allow for expansion and contraction
• Exhibits excellent adhesive qualities when applied to properly primed surfaces
For seams below the waterline, Interlux recommends Seam Compund #30 (Brown); see Related Products.