Glidden Brush Ups: Tannin Stains - Home Decorating & Painting Advice

Glidden Brush Ups: Tannin Stains

Q: What are Tannin Stains?

A: Brown/tan discoloration that typically occurs on woods such as redwood, cedar and mahogany. 

It may look something like this:


Q: How do I fix it?

A: Follow these steps:
  1. Investigate the source of the problem before preparation, to ensure it won't spread.
  2. Wash or clean the surface well.
  3. Use an oil-based primer for severe staining.
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