Browse Forums General Discussion 1 Jul 12, 2020 3:41 pm Hey guys Do you know why the mortar looks like this?! Bricks located in brick pier portico. It’s very dark in areas and white in other parts. Thanks! Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Re: Brick Mortar Defect 3May 22, 2021 12:17 pm Unfortunately there are a multitude of variables that can be at play. While cement companies have sought industrial waste to adulterate their products in an attempt to make them cheaper, acids can have an impact on the waste that comes from products overseas. In some cases mortar was developing specs of blue. Brick cleaners sometimes use acid far stronger than the recommended usage to clean bricks which burns the walls. Brick cleaners also do not apply a neutraliser which means acid, especially when acid used at high strength continues to dissolve mortar. Other variables at play can be road pollution and air pollution. Our neighbourhood has noticed a thick layer of road pollution builds up on outside tables and walls. *All in my opinion only Re: Brick Mortar Defect 4May 22, 2021 12:21 pm When brick cleaners use high pressure they can strip the matrix out of the aggregate. This may be the case or the acid has burned some the ingredients in the mortar. Some of it maybe roof chemical run off of chemicals like zinc. The paint on tin roofs goes powdery and runs off. *All in my opinion only Its the flashing and is normal. Some builders cover them up others just leave them handing. You can cover it up with an aluminium bracket or ask the builder. 7 11227 you need to understand the breakdown of warranties. 90 warranty is considered as minor defects rectification period where as the longer ones are more major/structural… 1 5339 Building Standards; Getting It Right! There doesn't look to be any rebate in the slab to prevent water from scooting under the window. AS4654 is the Australian standard to look at/refer to. They have… 1 10148 |