Originally Posted by Haggar
Many times that is not allowed, since that drain goes outside likely, with garage chemicals... I prefer a flat floor if you are working on it anyway.
I have seen some floors with a nice slope toward the garage door when floor drains were not allowed. I have also seen where guys will plumb for floor drains and put a skim of concrete over the drain, that gets cleaned up after final inspection, but I don't recommend that:D