Weird marks —- help!

[Suter2k]

I’m hoping it will go away over time.. I’ve never seen an issue like this and it’s weird as it’s not every tile.

I might have to live with the shadows as taking up all the tiles would be a really big blow and the money involved.

 

[Dave]

I’m hoping it will go away over time.. I’ve never seen an issue like this and it’s weird as it’s not every tile.

I might have to live with the shadows as taking up all the tiles would be a really big blow and the money involved.

Run the heating for a few weeks and see how it goes