Xypex and compression test looking for comments/feedback on numbers

Instead of fooling with a capillary break, I’ve decided to add Xypex to my concrete mix.  Having very minimal knowledge of concrete science, I asked for compression tests.   Here are… Instead of fooling with a capillary break, I’ve decided to add Xypex to my concrete mix.  Having very minimal knowledge of concrete science, I asked for compression tests.   Here are…Read MoreGreenBuildingAdvisor