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Sandy writes

How soon can Demon WP be washed off an area such as cement patios?

Answer:

You should wait at least 24 hours before wetting down the patio. If you scrub the patio you will remove the Demon WP residual and will only have limited results.

Answer last updated on: 03/27/2011

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Demon WP Insecticide

Demon WP Insecticide

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