I am looking at a storefront that was just painted and it rained before the paint dried. Now there is a coloring from the paint on the sidewalk where the runoff got on it. We have already contacted the paint manufacturer to see if they might offer any advice.
I might try a grafitti remover on...
Check out this truck:
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2554441031&category=46547
At 60gpm and 3000psi, would you be able to run it with a handheld gun?
I now have a 5gpm 3000psi portable that has around 40 lbs thrust on the gun. So I figure this machine would have around 800...