Covering Water Stains On Ceiling
If your wooden ceiling has a lighter shade you can use a bleach to lighten the dark spots caused by the water stains.
Covering water stains on ceiling. If you have a coloured ceiling use oxygen bleach rather than chlorine bleach. Wear protective eye wear as the bleach is a fluid you will need to apply above your head. If pieces of the ceiling and not just the. Mix 1 part bleach with 3 parts warm water.
Your best option for a base coat to cover water stains on the ceiling is an oil based mold resistant stain blocking primer in a shade closely matching that of the existing ceiling. Follow these steps when covering over a water stain on your ceiling. Spray cans work better than a brush especially on popcorn or textured ceilings. Use a clean sponge or rag and dip it into a mixture of water and bleach.
Apply the solution on the ceiling using light and controlled strokes. For lighter woods like knotty pine you can use oxalic wood bleach to remove the dark stains caused by water. Purchase a spray can of stain blocking primer or sealer. Start by finding the cause of the leak and repairing the problem to prevent damage in the future.
Use shellac based stain blocking primer or an equivalent high solids latex primer. Cover the floor with plastic and find a good pair of goggles drips are a fact of life when painting the ceiling. Use a sponge or rag that s damp with clean water to wipe the bleach mixture on the ceiling in a controlled manner. Rinse with a second sponge dipped in clean water then dry the area with a tea towel.