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Markofftoday at 1:54 PM1 replyview on HN

I fail to see how ordinary brick can accommodate bird nest inside, it's way too small and the brick in the article is way too big, seem almost like double depth, so how can this be used actually without disrupting design?


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davisoneeetoday at 1:58 PM

The bricks extend into the cavity region behind the brickwork. Here, pretty much all homes have a gap between the brickwork and the structure to prevent moisture transfer (although in recent-ish history firms have done cavity insulation, which often has negative consequences as done poorly can result in quite extensive damp and mold).

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