Technical Insights
Field notes on leak investigation, sensors and standards.
Written by the engineers doing the work — for architects, contractors, asset managers and anyone who needs the roof to stay dry.
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26 March 2026
Data Centre Roof Monitoring — Why Sensors Are Non-Negotiable
Why permanent sensor-based roof monitoring is non-negotiable for data centres: the real cost of water ingress, the Building Safety Act and the business case.
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26 March 2026
Electronic Leak Detection — The Complete UK Guide
The complete UK guide to electronic leak detection: high-voltage vs low-voltage methods, membrane compatibility, standards, reporting and how to specify it.
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26 March 2026
Waterproofing QA — The Step Everyone Skips
Waterproofing QA is the step everyone skips. What commissioning testing involves, what happens when it's missed, and why insurers expect documented evidence.
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19 March 2026
The Cheapest Roof Inspector Will Cost You More
Biannual roof inspections are a contractual requirement — not a box-ticking exercise. Using unqualified inspectors voids guarantees and now carries legal risk under the Building Safety Act 2022.
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19 March 2026
Flat Roof Leak Detection: The Methods Explained
All nine professional flat roof leak detection methods explained — electronic integrity testing, moisture mapping, tracer gas, thermography and buried location.
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19 March 2026
You’ve Got a Roof Leak. Here’s How We’d Approach It.
Not every roof leak needs sophisticated equipment. Some need a torch and twenty years of knowing where to look. How a competent investigation actually works — step by step.
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15 March 2026
Green Roof Leak Detection: Why Standard Methods Fail
Why standard leak detection fails on green roofs and what works instead. Pre-handover integrity testing and permanent sensor monitoring for buried membranes.
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15 March 2026
A Practical Guide to Roof Leak Investigation
A four-step framework for roof leak investigation: map the ingress, establish the build-up, list every hypothesis, then investigate before any repair.
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15 March 2026
Permanent Roof Leak Monitoring: Sensor Technology Guide
How permanent roof leak sensors work, when to specify them, and what they cost compared to the cost of an undetected leak. A guide for architects, contractors and building owners.
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5 March 2026
CLT Moisture Monitoring for Timber Buildings
Why CLT structures need permanent moisture monitoring, where sensors should be placed, and what continuous data tells building owners, insurers and warranty providers.
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5 March 2026
Defect Liability Period Roof Risk
How to manage roof leak risk during the defect liability period. Protect your investment with sensor monitoring and independent leak investigation while the contractor is still on the hook.
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5 March 2026
What Is Buried Leak Detection?
Buried leak detection explained: how electronic methods locate concealed leaks in complex roof and waterproofing systems without destructive investigation.