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?

Whether you are caulking a new joint or replacing worn-out caulking, the only difference will be in the prep. The Prep! It’s not all in the prep, but any good caulking project starts there. Begin all ...

Q: The caulk around our bathtub turns black in spots from mildew. How can the stains be removed? A: Here is a system that always works for me: Soak strips of toilet tissue in chlorine bleach and wad ...

Q. I want to replace a lot of caulking around the outside of my house, especially around windows and doors where I suspect there are air and water leaks. Much of the old caulk is cracked, discolored ...

Dear James: As hard as I try to keep it clean, there continues to be some dark mildew on the bathroom caulk. Should I just remove the old caulk and redo it? — Nick H. Dear Nick: You can continue to ...

Due to high humidity levels, mold can sneakily build up in bathroom corners and crevices. Porous surfaces in the shower, such as grout and caulking, are especially vulnerable to mold and mildew growth ...

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 ...