I have an 8' table in my garage for the same reason. The basement in out new house was partially finished and the room was 1' too small on both length & width.
I got a really thick vinyl cover for it and it does a good job. I use it as a table or it will usually have car parts on it most of the time but when we want to shoot some pool I clear it off and pull off the cover.
When painting, I put a sheet of plastic over the vinyl cover and the table is just the right height for working.
How it usually looks:
My table was cheap though.
When I clean it up for shooting pool: