mildew check® multi-purpose wash
This product is specially formulated to clean exterior surfaces containing mold, mildew, algae, and surface dirt, and leaves behind a protective shield that inhibits the re-growth of mildew and algae.
Why you'll love this product
- Easy to use—just add fresh household bleach
- No scrubbing
- Inhibits regrowth of mildew and algae
- Can be topcoated with stain, paint, or a clear finish
Use for treating mold, mildew, and algae growth before staining. Clean, well-prepared surfaces give you the best results. The chart below will help you choose the right product for your project.
If You Have: Then Do This: Built-up layers of old stain
- Use PPG Stain Stripper to remove old coatings.
- Use PPG Deck Cleaner to restore the wood.
- Stain with your desired PPG Porter Paints® Acri-Shield® Exterior Stain.
Siding with dirt, algae, mold or mildew
- Use PPG Mildew Check to remove dirt and restore wood.
- Stain with your desired PPG Porter Paints Acri-Shield Exterior Stain.
A pressure-treated or composite deck with dirt, algae, mold, or mildew
- Use PPG Deck Cleaner to remove dirt and restore wood.
- Stain with your desired PPG Porter Paints Acri-Shield Exterior Stain .
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- Wood siding