by David Ostrowski | Jan 11, 2014 | Problem Solver
DESCRIPTION Failure of dried paint to obscure or hide (e.g. ability to fully conceal painted surface) the underlying color or surface to which it is applied. POSSIBLE CAUSES Applying too thin of a paint film. Use of paint with low hiding characteristics. Use of...
by David Ostrowski | Jan 11, 2014 | Problem Solver
DESCRIPTION Brownish or tan discoloration on the paint surface due to migration of tannins from the substrate (e.g., the surface that was painted) through the paint film. POSSIBLE CAUSES Typically occurs on “staining woods,” such as redwood, cedar,...
by David Ostrowski | Jan 11, 2014 | Problem Solver
DESCRIPTION Stains in the paint surface caused by virtually anything that would bleed, leak, or stick to the paint film. POSSIBLE CAUSES Water stains. Tobacco smoke leaves yellow stains. Fire smoke and soot damage. Grease and oil. Rust. SOLUTIONS Water: The...
by David Ostrowski | Jan 11, 2014 | Problem Solver
DESCRIPTION Downward “drooping” of the paint film immediately after application, resulting in an uneven coating. POSSIBLE CAUSES Application of too heavy a coat of paint. Application in excessively humid and/or cool conditions. Application of over-thinned...
by David Ostrowski | Jan 11, 2014 | Problem Solver
DESCRIPTION Reddish-brown stains on the paint surface. POSSIBLE CAUSES Steel in contact with air and moisture will rust (e.g., nails, steel railings, damaged galvanized, flashing, etc.). Steel nails may develop black discoloration when in contact with damp wood that...
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