Q:I replaced one-fourth of a concrete driveway when a new water line was installed. That section is white, the older sections gray. It looks awful. If I paint the concrete, I can imagine chipping and ...
Q: Your Jan. 6 advice about using OxiClean to remove leaf stains from concrete prompts me to ask if it would remove green copper stains from a concrete driveway. The stains were caused by runoff from ...