Commercial Expanding Trellis Security Doors

security screen doors

Concertina Door – S05-1™ Heavy Duty Security Door

ATDC™’s S05-1™ Steel Security Concertina door is one of the strongest trellis doors currently available on the Australian market. With its square tubular vertical upright sections, it provides that extra level of protection for would-be intruders to shops, airports, hotels, universities, medical centres, banks and many more commercial and industrial applications.

This Concertina door has been reviewed against the relevant Deemed-to-Satisfy provisions of Part D1 & D2: Construction of Exits of the BCA 2011 pertaining to its use as an egress door.


Click here for Certificate of Compliance.

ATDC™ is fast developing a reputation as a leading provider of security barriers for shops whether your premises are in Sydney, Melbourne, Brisbane, Adelaide, Perth, Newcastle or any regional centre across the country. ATDC™’s security barriers are suitable for securing any shops, airports, hotels, universities, medical centres, banks, and many more commercial and industrial applications wherever there is valuable merchandise and stocks to protect.  Examples include chemists, liquor and jewellery stores, motorcycles, electronic goods such as computers, televisions and sound systems, tobacconists, mobile phone dealers and newsagents.

ATDC Concertina Security Doors

The S05-1™ Steel Security Concertina door is the strongest trellis door currently available on the Australian market. This door provides great protection for those shop fronts in high risk suburbs and towns, exposure to foot traffic or with particularly valuable assets requiring protection. For economy commercial-grade protection, see our S04™ Safety Screen.

Why choose the S05-1™ Steel Security Concertina door for your business?

  • Unmatched Strength in Design
    The S05-1™ Concertina door is one of the strongest trellis security door currently available on the Australian market with steel verticals fully captivated by the surrounding tracking mechanism. Each vertical section comprises two vertically opposed square steel tubes in each upright. The steel cross linkages span across three vertical uprights forming a formidable security barrier.
  • Security-plus
    The locking cylinder fitted to this Concertina door is made by a subsidiary of Assa Abloy and locks at three points to ensure that your security system cannot be easily defeated.
  • Unique Quick-Action Keyless Lock Improves Protection
    The Slamlock which is fitted to the S05-1™ Concertina door locks instantly as the door is shut. It features a 12mm pin for extra strength, 3 locking points for maximum grip and a double hook for extra strength!
  • Security Screws used on External Fixings
    Whenever a screw is required on the external side of a security door or security window we use industry-leading security screws that cannot be undone with ordinary tools, to increase your protection.
  • Unobtrusive – Invisible to Your Customers
    By day this Concertina door is virtually invisible, retracting to the side extremity of the opening that it secures and when closed it allows maximum see-through visibility. Your customers won’t be obstructed, yet at night you’ll have peace of mind knowing that your business is very well protected.
  • Flexible
    The S05-1™ Steel Concertina door is suitable for securing shop fronts, counter tops, patio doors, reception areas, eateries, banks, factories, doorways and windows.
  • Colour options
    S05™ Steel Concertina door is available in 2 standard exterior quality colours (Black Satin and Pearl White), and with a short extension on the regular production time it can be matched to your business perfectly using the Dulux PowderCoat range.
  • Bottom Track
    The bottom track can be fixed, removable or hinged so as to remove any possible obstruction to your staff and customers.
  • Long Lasting
    The S05-1™ Steel Concertina door has been treated to increase strength, powdercoated in an exclusive epoxy resin and galvanised against corrosion, so it will be a working asset for many years.
  • The Australian Trellis Door Company™ is Properly Licensed
    Our Master Security Licence Number is 408031732. This is your assurance that all the work we do is compliant with industry standards, so you can feel confident that you are dealing with a company that has your safety and security at heart. Our Security Doors will provide peace of mind and comfort all year round.
  • 12 Month Warranty
    We offer a full 12 month warranty on all S05-1™ Steel Security Doors that are maintained in accordance with our care guidelines on our Warranty page

Next step: a free no-obligation quote
To see just how quickly the S05-1™ Steel Security Concertina door system can be fitted to your business and how cost-effective it will be, use the Enquire Now button above or click here. One of our knowledgeable salespeople will come to your business at a time that suits you for a no-obligation measure and quote.

We look forward to talking with you soon.

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