On April 10 Wellington County OPP received a report of mischief at St. John Brebeuf Catholic School on Millwood Road in Erin.
Police say the suspect(s) climbed to the roof and damaged the heating, ventilation and air conditioning unit by smashing gas lines and pulling off air lines.
The vandalism occurred sometime over the weekend of April 7 to 10 and the damage is estimated at around $1,000.
Anyone with information about this incident can contact the Wellington County OPP at 1-888-310-1122. To remain anonymous, call Crime Stoppers at 1-800-222-8477 or submit a tip at www.csgw.tips.