replying to Ray K, Daniel Andrews wrote:
3 quarts water 1 quart bleach 2 oz. TSP cleaner put into pressure
sprayer. Wet area with water and apply solution. Wait ten minutes or till
area starts to dry, and apply again. Then pressure wash away! The secret is in
number of applications with the solution and allowing atleast ten minutes to
soak in. Also scrubbing while waiting is a good pass time and only helps your
cause. If you apply patience to most things the results seem to be
professional

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