Water stains on marble floor spreading after leak
Water stains from a brief leak can appear on marble the next day and continue spreading for nearly a week. While leaving a baking soda paste overnight is a common DIY approach, finding a reliable commercial stain remover is difficult since many products have poor reviews.
What the numbers show
Counted from the threads quoted below. How we count
- People have been saying this in most months since September 2026.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
Found another way around this?
Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.
- 1Waiting to see if it fully spreads or dries, or replacing the floorDid this help you?
- 2Applying a baking soda paste overnightDid this help you?
- 3Using a poultice designed for stain removal on marbleDid this help you?
- 4Using Bar Keepers FriendDid this help you?
- 5Consulting a professional to avoid worsening it with a DIY solutionDid this help you?
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“Hi all, my floor got flooded with water puddles from a leak for an hour or so. They day after it was showing some water stains in the floor (first picture) which across 4/5 days have spread evn more across the floor (picture 2).”source ↗
“Considering a baking soda paste left overnight, but what’s worked for you? TIA!”source ↗
“A lot of options, many with poor reviews. Any recommendation on brand?”source ↗