Security Steel Door

Warehouse door, retail/ shop door, office security door, security personnel door, site container door, Portakabin® door, personnel door.


Single leaf, heavy-duty steel security door suitable for external and internal use. Compared to the Budget Steel Door, this security door uses thicker gauge steel, a denser core and has an extra hinge.

It features the trademark HOOPLY 19 point locking mechanism (more than any other steel door on the market) and optional UAP 3* Kitemark cylinder upgrade package for added security.

Features and benefits:

  • Heavy-duty white smooth polyester powder coated finish as standard.
  • Fully welded construction for optimum strength.
  • Four stainless steel heavy-duty ball bearing hinges and four dog bolts (fixed locking points) on hinge side of door leaf.
  • Multi-point locking shoot bolt mechanism.
  • Chrome plated steel handles included as standard. Heavy-duty stainless steel handles upgrade (level 2) available to increase security and level 3 security sashlock is also available.
  • Weather and draught proof seals supplied as standard. It is fully weather proof and can be used externally.
  • DDA compliant threshold.
  • Anti-jemmy bar lip all around the door leaf, including the hinge side.
  • Internal frame welded casework to protect shoot bolts from falling debris.
  • UAP tradelock supplied as standard with anti-drill and anti-pick features. A 1* kite marked cylinder upgrade is available, which has in addition, anti-bump, anti-snap, and anti-pull features (included in level 1, 2 and 3 security upgrades). 3* kite marked cylinder upgrades are also available (included in level 4 security upgrade) Thumb turn and keyed alike options are also available.
  • CE marked.


Warehouse door, retail/ shop door, office security door, security personnel door, site container door, Portakabin® door, personnel door.

General information


Polyester powder coated


Door frame: 1.8 mm thick galvanized steel

Door leaf: Double skinned 1 mm thick galvanized steel with a fibre board core

Uniclass 2015

Pr_30_59_24_37 High-security doorsetsPrimary


L20/55 Doorsets

L20/480 Doorsets

Specification data - High-security doorsets

Product Reference

Security Steel Door

External frame size



695 mm

795 mm

845 mm

895 mm

945 mm

995 mm

1095 mm

1195 mm


1900 mm

1910 mm

1920 mm

1930 mm

1940 mm

1950 mm

1960 mm

1970 mm

1980 mm

1990 mm

2000 mm

2010 mm

2020 mm



Open in, left handed

Open in, right handed

Open out, left handed

Open out, right handed

Security upgrades

Not required

Drop bar kit

For additional door security.

Level 1

Security cylinder.

Level 2

Level 1 plus stainless steel handles.

Level 3

Level 2 plus security sashlock.

Level 4

UAP 3* Kitemark Cylinder upgrade package.

Security trim kit, external

For additional external door security.

Security trim kit, external and internal

For additional external door security.


Latham's Stock White


Special order

Insert requirement, many BS and RAL colours are available, contact manufacturer for information.

Over/ side panels

Not required

25 mm over panel

5–40 mm expandable side frames

Supplied as a pair.

50 mm over panel

50–85 mm expandable side frames

Supplied as a pair.

75 mm over panel

100 mm over panel

150 mm over panel

200 mm over panel

250 mm over panel

300 mm over panel


Door knob

External blanking plate

External blanking plate with key access

PVC-U style handles

Security code lock

Standard handle


Keyed alike

No cylinder access


Thumbturn cylinder



Door sill

Door viewer, chrome finish

Door viewer, satin chrome finish

Extra keys

Friction stay

For outward opening doors.

Heavy duty door closer

Satin chrome finish.

Kick plates

Letterplate, chrome finish

Letterplate, satin chrome finish

Masonry fixing kit

Metal fixing kit

Push plates

Wood fixing kit

Standard product features


  • Door frame: 1.8 mm thick galvanized steel.
  • Door leaf: Double skinned 1 mm thick galvanized steel with a fibre board core.


Polyester powder coated.


Plain door with flush panel.

Frame depth:

90 mm.

Door leaf depth:

50 mm.


Heavy duty 14-point locking shoot bolt mechanism with three shoot bolts into the top of the frame, eight shoot bolts into the latching side of frame and three shoot bolts through bottom threshold into structure below. Including the four dog bolts and latch, 19 points secure the door leaf in the frame.

Security type:



2.20 W/m²K.

Acoustic value:

35 dB.

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