01.
Steel doors
Steel security doors in standard, louvred, fire exit, acoustic, and bulletproof variants. LPS 1175 SR1 to SR4.
British manufacturer / Est. 2003
End-to-end
British security
manufacturing.
Security doors, windows, safe rooms, and shopfronts. Designed, fabricated, and finished in-house. Sold direct through our four customer brands.
FE/01
Manufacturing since 2003
LPS 1175 certified
PAS 24 certified
Secured by Design member
– 01 / 06
Capability
What we manufacture.
Four product categories. Steel cores, engineered timber framing, ballistic glazing, and certified hardware – all assembled under one roof.
02.
Steel windows
Bulletproof, ballistic, and security-rated windows. Includes steel-core timber sash windows in Accoya and Tricoya for heritage projects.
03.
Safe rooms
Bespoke panic rooms. Ballistic-rated to EN 1063, with concealed integration and biometric access available.
04.
Shopfronts
Anti-ram-raid retail shopfronts, bulletproof glazing, and end-of-day security closures.
– 02 / 06
Routing
Where to buy our products.
Fort Engineering manufactures. Our four customer brands sell direct, each one specialising in a different audience. Pick the one that matches your project.
Fort Premium
Bespoke residential security doors
For UK homeowners. Steel and timber-framed front doors, PAS 24 and LPS 1175 certified, fitted nationwide.
Magnificent Security
Luxury London security and panic rooms
For high-net-worth London residences. Concealed security, bespoke panic rooms, ballistic-rated installations.
Sash Vault
Heritage and listed building windows
For Grade-listed and conservation-area properties. Security sash windows that pass conservation officer scrutiny.
Fort Security Doors
Commercial and industrial security doors
For specifiers, contractors, and businesses. LPS 1175 SR1 to SR4, supplied across UK sectors.
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Independently certified to UK security standards.
Manufactured to the standards specifiers actually require – not the ones we like the sound of.
LPS 1175
LPCB
LPS 1175
PAS 24
BSI
PAS 24
SECURED
BY DESIGN
Secured by Design
ISO
9001
ISO 9001
– 04 / 06
Proof
Recent projects.
– 05 / 06 / Specifier resources
For architects and specifiers.
Specifying security for a project? We provide CAD blocks, BIM objects, NBS specifications, and CPD content. Download what you need direct from the architects hub.
01.
CAD library
DWG · DXF
02.
BIM objects
Revit · IFC
03.
NBS specifications
Chorus · Building
04.
CPD content
RIBA-aligned
– 06 / 06
Latest
From Fort Engineering.
ISO 9001:2015 recertified – what the audit covered
Home / News / ISO 9001 recertification 2026 News 14 May 2026 3 min read ISO 9001:2015 recertified – what the audit...
Read more →LPS 1175 Issue 8: what specifiers need to know after the NPSA changes
From 1 January 2026, NPSA pulled fencing and gates from its Catalogue of Security Equipment and stopped testing to MFES. That leaves LPS 1175 carrying more weight on CNI projects than it did a year ago - and the Issue 8 rating system is the version specifiers should be writing into briefs
Read more →Inside the factory: how an LPS 1175 SR4 door gets built
Home / News / How an SR4 door gets built News 28 Mar 2026 12 min read Inside the factory: how an...
Read more →Provenance
Manufactured in
Britain since 2003.
Every Fort Engineering door, window, safe room, and shopfront is designed, fabricated, and finished at our British factory. Steel is the security core. The timber framing, glazing, hardware, and finishes around it get the same attention – that’s what you see and touch every day. We’ve been doing it this way since 2003, all of it under one roof. The four customer brands are the ones who deal with you directly. The factory is ours.
23
Years
manufacturing
4
Product
categories
100%
In-house
fabrication
FE/02
