Options for restoring your concrete garage floor. A deteriorating, stained concrete floor can not only ruin the look of your garage, but it also devalues your home, laments Mike Padden, owner of Encore Garage Ohio. Here, Mike explains the options for restoring your garage floor. Q: What can a homeowner do to replace a deteriorating concrete floor? A: There are four main options. The first is to do nothing and agonize over the way it looks, but it’s only going to get worse. At