I have used to to remove solid stain from a deck. That is pretty much the
You have to be gentle. Even an electric can easily damage the wood if you
are heavy handed. Practice on a spot that will not show much if you do a
I "think" a gas powered washer would be better because the higher pressure
will let you clean a larger area, but I have not tried one. Obviously you
will have to be even more careful with a gas than an electric, because the
higher pressure will do a lot of damage real fast.