Browse Forums General Discussion Re: What's on the brick? 4Nov 11, 2013 12:45 pm Isn't that called efflorescence, something to do with brick needing cleaning with hydrochloric acid...? 2 8364 I should have followed up on this thread. So, the pier foundation wasn't large enough on the side it was leaning towards, and the NBN cable went through the pier, just… 8 12130 Just be careful with building stability during construction, that is when the structure may be weakened, refer to your engineering drawings for stability methodology. 1 7231 |