Summer 2021 Certificate Collection DayThis entry was posted in Examinations on December 10, 2021 by Castell Alun High School Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: December 20, 2021 @ 10:00 am – 2:00 pm 2021-12-20T10:00:00+00:00 2021-12-20T14:00:00+00:00 Examinations CAHS ex-students will receive letters with further information.