Steel Personnel Door

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Steeldor single and double personnel door-sets are designed for internal and external use to enable entry and exit.

Acoustically rated up to 36dB, each is built to order, individually constructed with a choice of hardware, frame, threshold and panel options, including louvre, vision, over and side panels.

Easy to install, and manufactured from corrosion resistant high-tensile steel, each door-set comes complete with powder coating and an appropriate installation kit.

Popular with contractors and specifiers alike, this all-rounder comes with a range of features and options that can be specified to order.

  • Expandable sides as standard
  • Over 150 colours as standard
  • Huge range of hardware options
Unique Range Features

Fast quotes
Easy fit doors
Steel door experts
10-15 day lead time*

Download Tech Specs
Made in Britain Colour

Product Features


Single - up to 2.96m
Double - up to 2.96m
Leaf & A Half - up to 2.96m


Single - up to 1.4m
Double - up to 2.7m
Leaf & A Half - up to 2.69m

Leaf thickness

44mm deep leaf skin

Air permeability

EN1026:2000 to class 4 – 600Pa (113kmh) test pressure

Water tightness

EN1027:2000 to 150Pa for outward opening and 100Pa for inward

Resistance to wind load

EN12211:2000 to 1200Pa (Class A3) 98 mph


Available with an insulated core as low as 1.5 U-value.

Strongdor Icons Acoustic
Acoustic Rating

Up to 36dB rating.

Further information


Manufactured from lightweight, high tensile 1.5 mm thick ‘Rustec’ steel.
Adjust 2-Fit side expander system that offers up to 12mm expansion each side to the structural opening.
Self-adhesive P-seal provided as standard.
Various frame depths and styles are available.

44mm door leaf thickness, fitted with an integrated astragal for added security. Comprising of 2 x 1.2mm ‘Rustec’ steel sheets, the leaf skins are mechanically interlocked and internally bonded, providing greater stability and protection against de-lamination.

Door Ironmongery
Grade 13 stainless steel, twin bearing template drilled butt hinges with integral high security dog bolts are fitted as standard with CE marking. Other hardware available.

Supplied inclusive of a powder-coated finish in a standard colour. Full range of RAL and BS colours available.

Options and Upgrades
Manual and Electric Locking.
Vision panels up to 610 x 1524mm.
Louvre panels up to 610 x 1524mm.
Variety of solid and glazed side and over panels.
Up to 36dB acoustic rating. 
Up to 1.5 U-value W/M2K.

96mm Door Threshold

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Steeldor Single Cross Section

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Steeldor Double Cross Section

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Strongdor Steel Door Single Install Thumbnail

Single Door Installation

This video contains detailed, step-by-step instructions for the safe installation of a Strongdor Steeldor single door-set. Please pay particular attention to the safety instructions.

Strongdor Double Door Install Thumbnail

Double Door Installation

This video contains detailed, step-by-step instructions for the safe installation of a Strongdor Steeldor double door-set. Please pay particular attention to the safety instructions.

Touching Up Paintwork

Touching up Paintwork

A demonstration of how to sue the touch up kit supplied with your steel door-set.

Trimming Expander Panels

Trimming the Expander Panels

Instructions on how to trim the side expander panels, for when the aperture is too tight.


Steeldor - Emergency Exits & Personnel Doors

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Louvred Side & Top Panel Options

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Steel Door Vision Panels

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Standard Colours & Coatings

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Any questions about this product?

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Light & Visibility

Glazed Vision Panels

Our vision panels are produced in various panel formats and sizes, some of which can be fire rated, we offer a choice of glazing options depending on the door's application.

Visibility panels

Air Circulation

Louvre Panels

Designed to increase airflow in areas that need efficient ventilation, louvred door, side, over panels and walls offer a flexible solution without compromising security or structural integrity.

Airflow panels

Door Configurations

Personnel Steel Doors

Personnel configs

Over 150 colours available

View Colour Options

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Frequently Asked Questions

Do Strongdor offer a site measuring or an installation service?

No, Strongdor are a supply only manufacturer and therefore unfortunately don't offer site surveys or installation. However we can recommend local installers in your area from our Doorfit Network, who will be happy to help.

Complete our quotation request form, mention you are looking for installation and we will put you in touch!

What if the door is being installed near the coast or in a corrosive environment?

For any door that is installed within 5km of the coast, we recommend that you talk to one of our sales team members about specialist door coatings.

Please ensure you advise our sales team when making your initial enquiry and they will quote accordingly.

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