Friday 16 February 2018

Using High-Voltage Testing for Waterproofing Membranes


In a building development process, integrity testing is the ‘Holy Grail’. It helps in ensuring that the wet-prone areas of the roof are timely detected to prevent water ingression to the interiors. Many advancements have been made in leak detection technology to improve its accuracy.

As a result, flat roof waterproofing membranes can be used with various techniques including high-voltage spark testing.

What It Entails?

The high voltage testing uses a charged metal broom over the surface. It creates the desired electronic potential difference. On completion of this test, power source is grounded to the conductive deck to create high potential difference at a small current. When the metal device is brushed over a breach in the waterproofing membrane, a completed circuit allows the current to flow.

A test unit detects this flow of current. This unit turns off the power transmitted to the broom leading an audible tone that sends alerts to the leak detector. They will repeat the process of sweeping the device over the breach area to find the exact location of leakage. You should call the leak detection specialists in the UK for your help. They possess the knowledge and equipment required for conducting this test with precision.

The Benefits of High-Voltage Testing:

The relative speed of high-voltage testing makes it a preferred choice of leakage detection in the UK for flat roof waterproofing membranes. At the high temperatures, it becomes difficult to keep the membrane wet. No water is used in the high voltage testing. Hence, it provides accurate results and facilitates immediate repairing of the leakages.

For this testing procedure, you should rely only on the experts having ample experience in flat roof leak detection in the UK.

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