​​The Chatham and Sarnia Education Centres will be open Monday-Thursday from 8 a.m. to 3 p.m. during the summer months, beginning July 2-August 22. The Chatham and Sarnia Education Centres will closed to the public on Fridays during the summer months, from July 5 to August 23. As such, there will be no receptionist to receive deliveries on Fridays from July 5-August 23.