Definition: Occurs when wet wood expands and contracts from moisture and temperature change, causing the paint film to loosen, crack and roll at exposed edges and fall off. Painting Peeling from Wood.
Progression: Painting peeling from wood surface area can widen and continue to loosen the paint film if left untreated.
Painting Peeling from Wood Causes:
• Moisture or water seeping into the painted wood surface
• Exterior moisture escaping through exterior walls
• Vegetation giving off moisture too close to wood siding
• Painting damp wood can cause peeling wood
• Power-washing wood and not allowing sufficient time for the wood to dry can cause peeling
• Inadequate surface preparation can cause peeling from wood
• Painting wood boards or siding too close to the ground
• Using a low-quality paint can cause peeling from wood
Painting Peeling from Wood Solutions:
• Inspect the outside of the building to identify and eliminate all sources of moisture.
• Repair leaks in the roof, clean out gutters and downspouts.
• If moist air is originating from inside the building, consider installing vents or exhaust fans.
• If moisture is rising from the ground through the masonry, waterproof the foundation with a specially designed coating.
• You can correct peeling from moisture on siding by inserting small plastic or aluminum wedges or shims in between the nail heads under each board.
• Remove all loose paint with a scraper or wire brush, down to the bare wood if necessary.
• Feather-sand rough edges for a smooth appearance and rinse with a hose.
• Prime bare wood with the appropriate primer. The primer should dry before applying the top coat of paint.
• Repaint with two coats of a high-quality acrylic latex paint.
For more information: Painting Peeling from Wood