Hartsdown school in Margate will be shut on Monday due to boiler issues.
Parents and carers are being contacted to alert them to the closure due to the building having no heating or hot water.
A text from the school says: “We regret to inform you that the school will be closed to students on Monday 7 January due to issues with the boiler and there being no heating or hot water.
“We hope this will be fixed on Monday so expect to see students on Tuesday 8 January. Apologies for any inconvenience this causes.”