Wingnut Real-World Testing of Basement Waterproofing

Subtitle: 
UGL Drylok Extreme, Koster NB1 Grey, Xypex Concentrate: Do these interior waterproofing systems really work?

Images: 

Back in May 2017 I wrote a blog about negative side waterproofing (NSW). But I was still feeling troubled. The standardized test for NSW from the U.S. Army Corps of Engineers (“Standard Test Method for Water Permeability of Concrete”) is frankly really complicated; the schematic seems impossible to decipher (see the Image #1 at the right). Instead of using this test, could we do a real-world, Wingnut-style test for negative-side waterproofing?

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