Working with Contractors

Owen Hughes • 18 February 2026

Working with Contractors - The Challenges of Manufacturing and Installing Security-Rated Doors for Electrical Substations 

Electrical substations are the bedrock of the UK's critical national infrastructure, forming the backbone of power distribution networks. Protecting them from unauthorised access, vandalism, and potential sabotage is essential to maintaining energy security. Security-rated doors play a vital role in safeguarding these facilities, but their manufacture and installation present unique challenges. 


Read more...

Latest Blogs

by Owen Hughes 2 February 2026
When it comes to security doors, quality and reliability aren’t optional, they’re essential. That’s why, over the past seven years we have undertaken a programme of certification for our stainless-steel doors with the LPCB (Loss Prevention Certification Board) part of the BRE (Building Research Establishment). Their security testing programme is one of the most trusted and rigorous certification schemes in the global security door industry and has become the gold standard for perimeter security. Read more...
by Owen Hughes 16 January 2026
We’re excited to continue supporting Rennie Grove Peace Hospice throughout 2026, an incredible organisation providing vital care for people living with life‑limiting illnesses across our local communities.
by Owen Hughes 9 January 2026
Installing a security-rated door is not a straightforward task.
by Owen Hughes 3 December 2025
Constructionline – what is it and why does it matter.
Show More