Dear James: 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 ...

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 ...

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?

Have you noticed your bathroom has been starting to look a bit old and dingy? While it may be tempting to consider a fresh coat of paint or new tiles, you may want to try replacing your shower caulk ...