UK Fire Alarm Categories Explained: M, L1, L2, L3, L4 and L5
Understand UK fire alarm categories M, L1, L2, L3, L4, L5, P1 and P2—and why the right category must follow the building's…
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Expert tips, innovations and real-world stories in fire protection, electrical systems and security — from our 20+ years of industry leadership.
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Practical guidance for safer buildings
Fire safety, electrical compliance, security systems and project lessons from the Indigo team.
Commercial EICR Guide: How Often Should Business Premises Be Tested?
How often should a commercial EICR be carried out? Understand the risk-based approach, common intervals and what happens after an unsatisfactory report.
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CCTV for Businesses: A UK GDPR Compliance Guide
CCTV for businesses explained: a practical UK guide to lawful, proportionate camera positioning, signs, retention, access and security.
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What Is a Fire-Stopping Survey? A Guide for Building Owners
Learn what a fire-stopping survey covers, when one is needed and how a clear report supports risk-prioritised remedial work.
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10 Common Fire Door Defects: What to Look For and What to Do Next
Discover ten common fire door defects, why they matter and the practical next steps for responsible persons, landlords and facilities teams.
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Fire Door Regulations for Landlords 2026: A Complete Guide
Updated September 2026 Fire doors are easy to overlook because, most of the time, they look and behave like ordinary doors. In…
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