Guide to Energy Retrofit of Traditional Buildings

I’ve just discovered this rather lengthy document and thought it might benefit some forum members.

This no longer seems to be working on my machine, @Tim_Gilbert, but perhaps it is just my system which is faulty.

I have tried the link myself and unfortunately it no longer works. I have looked for an active link. Try

The original post is too old for me to edit.

Edit: This is not a like for like substitution. The original post was for traditional buildings but the replacement is for historic buildings. I included it as it was all I could find at the time and it still held pertinent information.

I came across this today:

A new link for traditional buildings:

I would also recommend this book from the Society for the Protection of Ancient Buidings. A good read.