could make that difficult. labour s shadow education secretary, bridget phillipson, said the government s plans to install ventilation systems in schools were not ambitious enough. 7000 air purifiers across hundreds of thousands of classrooms in england just is not good enough and they clearly recognise there is a need to take action and for so many schools and so many head teachers, the answer has just been open windows and keep children in learning and we are in a middle of winter here, it is january and i don t think it is an adequate solution just don t think it is an adequate solutionjust to tell don t think it is an adequate solution just to tell children to keep your coats on and open the windows when we ve known for months that this is a problem. 50m; windows when we ve known for months that this is a problem. that this is a problem. sorry to interrupt. that this is a problem. sorry to interrupt, you ve that this is a problem. sorry to interrupt, you ve made - that this is