yes I have seen this lots of times. as I tell all my students to check the following and get back to me

1. is the tile hollow?

2. is the tile loose?

3. is there moisture present?

4. How is the tile set?

5. Is it slab on grade?

On Wed, Jul 5, 2017 at 5:16 PM, <daci6537@comcast.net> wrote:

Has anyone ever seen this before? The floor is only a year old.

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