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Re: HSS downspout

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Is it also acting as a structural column?  If so, I would say yes.  If not,
just understand that the runoff will leave rust stains on the drainage
surface, and the HSS will not have the same lifespan that it would if you
used a galvanized insert.


> Is it necessary to use galvanized inserts when
> using an HSS as a downspout for a canopy?
>
> Mark Pemberton, P.E..
>
>