The Canadian Registration Number (CRN) is issued by each province or territory in Canada by an authorized safety authority for any boiler, pressure vessel or fitting that operates at a pressure greater than 15 psig (1 barg).
The CRN identifies that the design has been accepted and registered for use in that province or territory. OMAL SPA SB applied the CRN for  pneumatic valve VIP EVO according to:

The CRN Number was registered in the following Provinces:

1. British Columbia
2. Alberta
3. Saskatchewan
4. Manitoba
5. Ontario
6. Quebec

CRN Registrations