16 Our visits, and the BRE and MORI surveys confirmed that there were some excellent aspects amongst both new traditional and PFI schools. But so that improvement lessons can be learnt, this section also brings together the results of the two surveys to explore in more depth some specific problems in relation to environmental control, building size and longer-term maintenance costs. All the new-build schools sampled fell short of the ideal in key areas such as space, heating, lighting and acoustics.