Security Rated Doorsets

Bespoke Security Doors Designed, Supplied & Installed for Your Premises

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Emergency ResponseFree Survey & Quotation
Accredited Supplier50 Years of Experience
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High Security Doors

At Lincoln Security, we supply and install a wide range of security doors – from internal-use options to high-security doors built to withstand sustained attacks. Our doors are trusted by private businesses, national infrastructure sites, and utility companies across the UK.

We provide a fully bespoke design and installation service, with all doors and subframes made to order. Whether you need a single door or a full-site solution, our experienced team will ensure the perfect fit for your security needs.

Doors we Offer:
  • LPS 1175 : Security Rated 2
  • LPS 1175 : Security Rated 3
  • LPS 1175 : Security Rated 4
  • CPNI Approved

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Lincolnshire Area and Nationwide

Wherever you’re based in the UK, Lincoln Security provides professional supply, installation, and servicing of high-security doors.

Our experienced surveyors and engineers operate nationwide, securing sensitive, high-risk and critical sites with precision and care.

Each security door is custom-built to your exact specifications, using high-quality materials to ensure maximum strength, durability, and long-lasting protection.

Trust Lincoln Security for reliable, expert solutions that keep your premises secure.

Security Rated Doorsets

Design & Installation Service

With more than five decades of experience in the design, installation and maintenance of security doors, our expert surveyors and engineers work closely with you to deliver the right solution for your building.

Every member of our engineering team is independently accredited and fully certified, bringing proven knowledge and skill to every installation. Whether it’s a new fit-out or routine maintenance, you’re in safe hands with Lincoln Security.

Extensive

Testing & Accreditation

We work with trusted manufacturing partners to deliver custom-built SR rated security doors, made to fit any structural opening with precision. Each door is independently tested and certified to meet strict industry standards, giving you total peace of mind.

Every door can be fully customised to your exact needs — from paint colour and lock type to exit hardware and safety signage. Whatever your specification, we’ll make sure it’s built to last and built to protect.