They'll help track ongoing air quality in the classroom.
The first batch of carbon dioxide monitors are to start arriving at schools across the country from today.
They will be used to help track air quality in classrooms and will indicate when better ventilation is needed.
Up to 20 monitors will be given to each primary school, with secondary schools receiving between 20 and 35.
General Secretary of the Teacher's Union of Ireland, Tullamore's Michael Gillespie says schools will be able to request more monitors from the Department of Education:
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