November 2012

The art and science of electronic leak detection

The art and science of electronic leak detection 4.5 stars4.5 stars4.5 stars4.5 stars4.5 stars

Electronic leak detection can be an important tool, but its use must be carefully considered

by Jason P. Wilen, AIA, CDT, RRO
1 person has posted a comment

Many consider flood testing to be the traditional method of testing the integrity of a roof or waterproofing membrane. But since the late 1980s, electronic leak detection (ELD) methods have been offered as an alternative to flood testing, and recently some building enclosure standards have begun to reference ELD as an option.

ELD methods are useful for finding breaches in a roof or waterproofing membrane. However, when deciding whether to use ELD in lieu of other post-installation membrane test methods such as flood testing, there are a number of factors to consider.

ELD methods

There are several variations of ELD, but all fall into two main types: low voltage ...

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Comments (1) Login to post a comment or rating

Posted by Tcooper on 12/19/2012, User rating 
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Jason, I must compliment you on a very straight forward and comprehensive treatment of the topic. Technicians in our company have been using High Voltage testing (Smartex LP) for over 20 years in below ground, lined containment integrity testing. Yet, when we are hired for a 3rd party test, it seems that this method is less familiar than the method of low voltage testing (commonly called ELVD or EFVM).