Quality Perimeter Security, Specified With Confidence
At Alexandra, our mission is to create quality security solutions through continuous innovation, backed by a service you can trust. Quality runs through everything we do: we are an ISO 9001 certified company, we manufacture in the UK, and we offer a minimum 15-year guarantee on our mesh fencing and gate systems.
Whether you’re early in concept design or finalising a specification, the tools below make it easy to identify the right product, get expert input, and build our systems into your project, so your client gets the perimeter protection the site deserves.
Speak To Our Specification Experts
Every site has different security needs. Our team can help you specify a bespoke perimeter solution tailored to the site, focusing on the right balance of deterrence, delay and protection, without unnecessary cost or over-specification.
BIM Objects For Security Fencing
Designing a secure perimeter? Download BIM objects for our fencing systems in both IFC and Revit (.rvt) formats, ready to drop straight into your project models.
NBS Specifications
Find all our product specifications on NBS Source. Take any product straight into NBS Source or your preferred architectural design software to write it into your project specification with minimal effort.
Specification Knowledge Base
Mesh Fencing Standards: What Specifiers Actually Need to Know
Specifying wire mesh security fencing without a clear grasp of the underlying standards is a risk. Visually similar products can behave very differently under attack, and the only reliable way to tell them apart is to understand which industry standard applies and, crucially, the level to which the product has been tested. Two standards are…
Planning a New Solar Farm? Here’s What the New Security Guidelines Mean for You
Cable theft has cost UK solar farms an estimated £7.1 million since January 2022, according to police data, with earthing cable — stolen for scrap value — accounting for 43% of all reported thefts. Above: Secured By Design Has Produced New Guidelines For Solar Farms Reported offences against solar, onshore wind and battery storage sites…
Protecting Critical National Infrastructure: Why LPS 1175 Certified Fencing is Essential
Across the United Kingdom, the systems that power, connect, and sustain daily life, from energy and water to transport and digital communications, rely on an extensive network of sensitive facilities. Collectively defined as Critical National Infrastructure (CNI), these sites represent some of the nation’s most valuable assets. Safeguarding this infrastructure has always been important, but…
LPCB vs Secured by Design vs CPNI/NPSA: Certifications Compared
When specifying security products, you’ll quickly run into a confusing group of standards, certifications, ratings, and approvals. LPCB, LPS 1175, Secured by Design, CPNI, NPSA, SR1, PAS 24 – the list goes on – and they’re not interchangeable. Some verify a product’s rigorous testing (independently) against a defined attack. Others indicate the police recognise a…