Cleaning a floor before painting.

Questions & Answers › Category: Floor Painting and Staining Questions › Cleaning a floor before painting.
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Pete asked 8 years ago

What do I use to clean a concrete floor (already painted in the past) before applying paint to it?

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Crowder Painting answered.

Use trisodium phosphate (TSP) and a stiff broom. Make sure to rinse really well so all TSP is removed.