Thompson's - Stain Block Damp Seal - White

No, this product is designed for interior use only.

It is overpaintable in 4 hours, but complete drying may take longer.

It is recommended to lightly sand glossy surfaces to improve adhesion. Ensure the surface is clean and free of loose particles.

One coat is usually sufficient. However, for stubborn stains, a second coat may be necessary.

Yes, once the product is fully dry, you can apply wallpaper.

Wipe up spills immediately with a damp cloth. Clean tools with water immediately after use.

While it helps prevent stains and covers existing ones, it's essential to address the source of the dampness and consider using a mold-resistant paint for added protection.

Ensure that the Stain Block Damp Seal was applied evenly and that the surface was adequately prepared. Apply a second coat if needed and wait for it to fully dry before repainting.

Make sure the surface is clean and free of loose particles. Ensure the Stain Block Damp Seal is fully dry before applying paint. Consider lightly sanding the surface for better adhesion.

This could be due to excessive moisture. Ensure the surface is not too wet when applying the product. Ensure adequate ventilation to allow moisture to evaporate.