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Permanent Non-penetrating Warning Lines
![Roof Warning Lines Roof Warning Lines](https://caisafety.com/staging-site/wp-content/uploads/2017/11/warning-lines2-400x301.jpg)
The system is our most robust warning line system yet for permanent demarcation of hazardous areas. Cast iron base plates, steel stanchions, and plastic-coated galvanized cable with aluminum pennants means the warning line system is built for long-term exposure to the elements.