A plywood edge sealer protects the most vulnerable part of any panel. Cut edges expose the core veneers and glue lines, and water wicks into those surfaces faster than into the face. Untreated edges absorb moisture on every damp job, swell visibly, and eventually push the plies apart. This guide explains why edges fail, which … Continue reading Plywood Edge Sealer: Sealing Cut Edges Against Moisture and Delamination