dormer

Hi all, We are getting plans drawn up for a ground floor extension to our kitchen and dining room, with a lean-to roof. Because of the extension depth (4m) and roof angle this will clash with the bottom of the window on one of our upstairs bedrooms. A few of our neighbours have similar...

We have a large timber framed dormer. It is made of standard 4"x2" studwork and rendered onto lath (which is a bit the worse for wear - but that's another job). Anyway, I'd like to get some insulation in as the internal plaster is off at the moment. So what is the best thing to use. I was...