Now we can begin to make the studio look nice...ish! As I was using the original brick walls as the boundaries of the studio, I wouldn't be finishing off my treatment with plasterboard. Firstly, this would undo some of the acoustic treatment, and it would, in part, make my room acoustically smaller, which would throw my initial calculations out the window. Secondly, it would add back in further mid and high frequency reflections back into the room. So how do we cover up the a