Wood Knot & Resin Blocking Primer seals resinous stains on bare hardwoods, softwoods, and knotty areas. Can be used under Exterior Eggshell, Estate Eggshell, Modern Eggshell, and Full Gloss.

This blocking primer is available in one color (dries pink).

👍 We recommend Wood Knot & Resin Blocking Primer for blocking knots on interior and exterior trim under Farrow & Ball paints.