have recently moved into a flat lanlord is housing association, have had new carpets laid with 3 inch underlay but can still here the people downstairs, i can hear them talk, cough, SNORE , the children scream all day and night, i have not slept a full night since being here my son who also lives here is kept awake in the night as his bedroom is above the childrens downstairs, need to know if housing association has to have accequate sound proofing put in place when converting one house into two flats, also if the right to quiet enjoyment is being breeched its making me ill now, my son has specific learning difficulties, autism included and is anxious and stressed due to not having a full nights sleep, need some advice !!!!