Write the next sentence in this paragraph:

How to apply elastomeric paint
Power wash the surface for a sure clean.
The best way to ensure your surface is clean is to power wash it at a pressure of 2 , 000 to 2 , 500 psi. It's always a good idea to test the pressure on your surface, because it can cause damage.

Possible answers: [+] Gently scrub the painted surface using a circular motion with a bristles. Pay attention to any scratches, bubbles, bumps, and blending. [+] Professional masking painters will know how to wash surfaces without an expensive tool. Consider using a ceramic-based paint to apply the first coat. [+] You may need to use a lower pressure or another cleaning method if washing at these pressure levels causes damage. Don't add cleaner or bleach to the water when power washing. [+] When you're done washing the surface, allow it to dry completely, with no mess on it at all. Apply a small amount of ethanol sealer.
You may need to use a lower pressure or another cleaning method if washing at these pressure levels causes damage. Don't add cleaner or bleach to the water when power washing.