Datacenter owner/operator and retired engineering contractor here.
They are not talking about “mechanical” systems such as HVAC, they are instead
describing a “Mechanically attached roofing system”. That’s a specific term,
and covers metal roofs of a specific type and construction.
See: ht
I would have to go check for sure but I believe it applies to screws or
bolts that could pierce the membrane. A well sealed roof is all they
are looking for.
On Fri, Sep 14, 2018 at 10:03 AM Valeriu Vraciu wrote:
> Hello,
>
>
> It may be somehow offtopic, but maybe someone can help understand th
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