Hi all,   firstly apologies if I've posted on the wrong board, this seemed most appropriate.   We purchased a new build in England in Feb 2023, immediately noticed it was quite cold, thermal survey showed issues with seals around windows and the loft. Upon inspection immediately apparent that insulation is patchy and missing in a lot of places. It is a cold roof space with then a vaulted ceiling section above the stairwell which protudes into half the roof space which should