We Open More Doors
CDI is dedicated to professionalism through its one of a kind Certification Program and the support it provides garage door technicians across Canada.
CDI is dedicated to professionalism through its one of a kind Certification Program and the support it provides garage door technicians across Canada.
CDI Certification
Installer / Technician Certification Program
The installer/technician certification program has been updated and new revised exams will be available soon.