PAS24 – Secured by Design Steel Security Doors


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PAS24:2019 - Secured by Design Steel Doors

Secured by Design logo

Designed to protect bin stores, bike stores and shared entrances for residential projects

Now available with rockwool thermal core and 2.0 u-Value

For use with electronic and manual locking applications on single and double door-sets.

Strongdor Secured by Design door-sets are certified to comply with the standards set by the national Police initiative to improve the security of buildings and their immediate surroundings, to provide safe places to live, work, shop and visit.

These door-sets offer greater protection to bin stores, plant rooms and access to communal areas and can be used on both residential and commercial developments that require the peace of mind that comes with Secured by Design compliance.

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Our expert team of steel door specialists are waiting to answer your questions, or give free, expert advice. Simply fill in the form below and we will call you back.

Quotation Request 2021

  • Please indicate size of the opening that the door and frame will occupy.
  • To help select the correct hardware, please indicate the function of the door-set.
  • To help select the correct hardware, please indicate the function of the door-set.
  • For extra doors, please include details of type of door required eg. personnel or emergency exit, single, double or leaf and a half, structural opening size and preferred hardware.
  • Please upload any photographs you may have of the installation site or doors that are going to be replaced.
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    Call now on 01524 727000

    “Delivered on the date promised, able to install on time, good quality steel door set and my customer was very happy.”

    Mike Kinsley-Smith

    Single, double and leaf and a half door-sets fitted for use as emergency exits and personnel doors.

    Full choice of hardware and options including door louvres and vision panels, as well as solid and glazed side and over panels.

    One year Strongdor warranty on the PAS24/SbD range.


    Find out more - call 01524 727000

    Strongdor quality

    With a nationwide reputation for quality. We pay attention to the details, checking that your doors arrive when you need them.

    Strongdor precision

    Our expert technicians work in a brand new re-fitted, clean workshop, which helps Strongdor make doors to exacting standards time after time.

    Strongdor peace of mind

    Trust Strongdor for complete peace of mind with a thorough after sales service and support including a comprehensive 1 year door warranty.


    Come and join a growing number of industrial door, builders, construction and facilities management professionals who will not compromise on quality and service.

    Accreditation and quality

    Based in the UK, we make great doors. Precision built and checked at every stage for build quality and finish.


    Superb service and expert advice

    We are with you all the way. Get access to our expert sales team, many of who have spent time in the industry, fitting doors and shutters themselves.

    Value for money

    Honestly, you can find cheaper steel doors on the market, but are they made from


    quality steel? Do they come powder coated and with a full fixing kit? Do they save time and money on site? Often what looks like a bargain can cost more in the long run.

    Fast track delivery

    If you need your doors pronto, you may be able to get them quicker with a fast track delivery. Talk to the sales team for details and availability.

    Price includes our standard powder coating colour range
    More colours, finishes and Marine Grade C5i anti-corrosion for saline environments - on request.

    Call NOW for expert advice and your FREE QUOTATION

    Excellent packages

    “Received well packaged, no damage. Doors are of an excellent quality, outshine many previously purchased door sets. Very easy to install, come with complete fixings and installation instructions, plus touch up kit which wasn’t required. Will definitely use Strongdor again..” Mr MacLennan

    Contact Information


    Accounts, Sales and Marketing.

    Carnforth Business Park,

    Oakwood Way, Carnforth LA5 9FD


    Customer Services, Research, Development and Manufacturing

    Unit 4 Southgate, White Lund Industrial Estate, Morecambe LA3 3PB