eli5: Why are radiators in houses often situated under a window- surely this is the worst place and the easiest way to lose all the heat?

Question

eli5: Why are radiators in houses often situated under a window- surely this is the worst place and the easiest way to lose all the heat?

In: 2851

Answer 1

Along with the heat distribution, especially old houses were built when energy was a lower concern than sickness. They were designed to be able to be aerated even in winter to better prevent air transmissable disease