The majority of products manufactured by Marathon Special Products are Underwriters Laboratories and Canadian Standards Association approved. The approval status can be found throughout the catalog. Listed below are the different approval forms and brief descriptions.
Visit this page to reference the UL & CSA file numbers, links to the UL on-line certifications directory and the CSA group product listing.
On February 1, 1994, Marathon Special Products was registered to ISO 9002 quality standards. We became ISO 9001 certified in August, 2003. On June 24, 2010, we became ISO 9001:2008 certified.