Kate O'Connell (Dublin Bay South, Fine Gael) | Oireachtas source

I know that but are they having any real impact on the population's health? I know how these measures work and that they are scientifically proven to stop radiation getting through them but in terms of the overall impact on population health, do we have any figure to show anything that has been done? If we are trying to get people to make changes to their homes to improve their health, we have to show that other people made these changes and it had a net positive outcome.