Latex paint on brick

What do you like to use to easily remove latex paint off bricks? Customer painted his window frames and it rained overnight he said a sheen has dripped down.

Brush a little F13 on the area, wash off, should do the trick…Hot water will help if you have it.

I’d first try F13 if you have it. If you find the F-13 is evaporating too quickly, cover with plastic. If you don’t have F13, you can use this:
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