Commercial Security Doors & Grilles

Steel Security Doors & Grilles,
Anti-Jump Barriers, Trelli Retractable Mobile Barriers & Bollards

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Our Products

Welcome to Trellidor

Trellidor Australia is the Australian manufacturer and market leading provider of expanding trellis doors and physical security solutions. Trellidor expandable grille is the flagship product of Trellidor Australia. Trellidor have over 30 years experience in the security industry and are continually conducting R&D to ensure that Trellidor offer the industry’s leading security solutions to their customers.


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