Frontline Defense Systems specializes in customizable secure door interlockers to prevent break-ins and theft. Their patented interlockers are easy to install, fit various doors, and are endorsed by the Edmonton Police Service. The company focuses on enhancing property security, tenant satisfaction, and business savings by offering robust door latch protectors.

Frontline Defense Systems Inc. manufactures the patented Full-Length Interlocking Astragal Door Lock designed to secure properties from forced access. Their Interlocker fits both out-swing and in-swing doors, is available in aluminum and steel for any door size. Easy to install, these latch protectors significantly reduce the risk of break-ins by covering the entire length of the door, deterring opportunistic criminals. The company provides detailed installation instructions and offers a high-quality line of products.

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