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  1. E

    I have white marks on my windows

    This has happened too. But these marks I'm referring to were definitely on the outside and looked so much better after the clean I just had. They've not completely disappeared but somewhat better
  2. E

    I have white marks on my windows

    Thank you, I did think so as I had that chalky like substance on my hand after wiping them. They are fairly old windows and are facing the sun. It did wash out quite a bit after this last clean.  You have mentioned that after a few cleans, this should stop showing. The cleaners have...
  3. E

    I have white marks on my windows

    Thank you everyone for your responses. I've had my window cleaner come and clean the windows and noticed pools of white water on the floor, what would this be? They also claimed that they clean the windows regularly on a bi-monthly basis. They have also tried to claim that the white marks was...
  4. E

    I have white marks on my windows

    I have done just that and it seems to be exactly as you say, I wiped my hand along them and my fingertips were white. 
  5. E

    I have white marks on my windows

    Thank you all for your replies. There aren't any vents at the tops of these windows, they're 5 panes, left of bay, right of bay and 3 in the middle with 2 opening windows. Sorry I should have said there is another flat above and the PVC panelling continues above and into another bay...
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    I have white marks on my windows

    Thank you for your reply. That has actually also happened.  There are white marks between the glass as well. But there are white lines coming from the top of the exterior of the glass too.
  7. E

    I have white marks on my windows

    Hello all, I've looked around this forum but couldn't find if anyone has already asked my question before. If I've missed this in another thread, please link me to it :Dexter: So my question is that my bay windows have white streaks running down from the top of my windows on the outside...
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