ULC Subject C525
Guide for the INvestigation of Flame Arresters for Use on Vents of Storage Tanks for Petroleum Oil and Gasoline
Status: Withdrawn
Comments: Withdrawn 2011-04-01
Certification Body: Underwriters' Laboratories of Canada
Sector: Fire
ORD Number: ULC Subject C525
Canadian Regulatory Authority: Council of Canadian Fire Marshalls and Fire Commissioners
Applicability Date: 1975-03-31