Question: I try to keep the bathroom as clean as possible, but the caulk around the bathtub and shower stall is black. Can you tell me how to clean the caulk or how to replace it if that is necessary?

Q: My landlord’s novice repair person caulked around the bathtub — twice. Both times, the caulk pulled away from the wall. Why? And what’s the right way to do it? A: New caulk doesn’t stick well to ...

Does it look like it’s time to caulk–again–in your bathroom? Here are some ways to make caulk last longer. A caulk seal should remain intact for more than five years, according to Jason Toth, ...

Q. This week: The joint between our cast iron tub and the tiling on the wall has turned almost completely black. Nothing I put on it will clean it to the point that it is white, the way it was when it ...