It’s the result of the new homes drying out process. The white deposits are natural salts coming out of the building materials. They will eventually disappear but if you want you can brush it away in the areas you can reach.
This is called ‘efflorescence’ and is completely normal.
It’s the result of the new homes drying out process. The white deposits are natural salts coming out of the building materials. They will eventually disappear but if you want you can brush it away in the areas you can reach.