Many stains are instantly noticeable. But while a wine stain on a light-colored carpet or a gravy stain on a white shirt tend to jump out right away, other stains sneak past our radars every day.

Question: I have a stain on my bathroom ceiling that is in the middle of the first floor of my house. The room above does not have any plumbing, and nothing has been spilled up there. What can cause a ...

Q For several years, we have intermittently had a leak coming through our ceiling above the living room on our first floor. The water doesn’t drip though the ceiling; we just have a spreading brown ...

Question: When we bought our home a year ago, we asked the inspector about a small water stain on the ceiling. He pointed a sensor at it and said it was not an active leak. Recently, that spot became ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You know what a water ring on your ceiling means. That portent of doom is a telltale sign of a leak. The ...

Wondering where a ceiling stain in the bathroom comes from? There is a large pipe inside one of the bathroom’s walls. The pipe extends all the way through the house and attic and finally above the ...

Q: I have a stain on my bathroom ceiling that is in the middle of the first floor of my house. The room above does not have any plumbing and nothing has been spilled up there. What can cause a problem ...