News / absorption
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Apr 19, 2013
Efflock testing: Boral Material Technical Services
Read more →Photo showing Efflock testing samples in the first week of testing (very slight efflorescence is visible on the control samples without Efflock on the left). Efflock is currently undergoing independent testing at the Boral Laboratory in Baulkham Hills, Sydney. This test facility is the largest of it's type in the Southern Hemisphere and is well recognised. Efflorescence testing can take a little while to manifest, but I've just had word from the Senior Development Engineer, Tony Song, that they are beginning to observe more conclusive results, and Efflock does perform. As part of the testing, we have created...
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Mar 14, 2013
Capillary action
Read more →Capillary action (also known as wicking) is a common problem in buildings. Like the very action we depend on, of blood flowing through our bodies capillaries to our extremities, water can also flow and be drawn along or through many building materials. Roof leaks are one example where capillary action is often responsible. Picture: Capillary action on a clay brick. Ordinary tile screed of the same sample size would reach total saturation in around 10 minutes . Concrete and masonry, even of high quality contains capillaries. Common problems we see that arise from water flowing through concrete include: Concrete...