I've ordered some silicone spray.
I'll phone the company on Monday (a local one, but came recommended) and ask them to come out and tweak the door and refix trim.
I looked behind one piece of trim and it has insulation in it (the blanket type stuff) but not foam - I'll speak to him and make...
or that's what the window fitting firm told me when they came round to investigate!
I have a upvc, half glass, door fitted in our kitchen which leads into a small lean to porch which is single glazed and has a wooden single half glazed door.
To shut our kitchen door, when you first push it...