Hi, I'm going to be building a brick garage soon. Since I plan to render it, I'd like to save as much money as possible by using cheaper bricks. I am considering using those cheap grey-coloured cement renderer's bricks. (Still the same size as normal bricks). However, I have heard from a couple of people that they are poor quality, because they absorb too much moisture which means a lot of cracks occur and also apparently the render will crack or fall off due to the moisture problems. Is...

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