I dropped one once, tried to flush it out but it would float and would not drain with the liquid. I finally had to remove the valve and reach in with a wire and pull it out. The good part, it was very clean from all the flushing.
I have a co-worker who bought one of the PepBoys 3500 Watt units last fall. He only uses it when he goes to Nascar races to camp in the infield (noise level is not important when at a Nascar race). He swears by it. He also used it during a power outa...