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Where are our toughened glass bell suspension insulators manufactured?

Our glass bells are produced in Spain by La Granja Insulators, a subsidiary of Verescence. They have been producing glass bell insulators since 1932. The history of glass making in this quaint town can be traced back to the 1760’s when glass chandeliers and tableware were produced for the Spanish Royal family’s summer palace. This manufacturing facility is ISO 9001 certified for quality, ISO 18001 certified for health & safety, boasts an ISO 17025 certified testing laboratory on-site and is ISO 14001 certified for environmental while located within nationally protected and recognized environmental conservation area. They can boast over 100 million toughened glass bells currently in service globally.

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