Dad says: I like the tall windows. I really like it when there is more window than wall in a sun room. If there's doors then make them light (each) double French doors. We will use the sun room as a dining room, like this one.
Bi-folding UPVC Here we have six doors - parting in the centre allowing the two central doors to be opened in a similar way to patio doors and also the whole rear of the extension to open up when both sets of doors are folded to the sides