aluminum in concrete [RE-wrenches]

[Kelly Keilwitz]

Matt, et. al.,

Does the same apply to copper, e.g. for solar thermal or plumbing runs
through slabs? Would wrapping with rubber splice tape be sufficient to
prevent corrosion?
-Kelly

Kelly Keilwitz
Whidbey Sun & Wind
Renewable Energy Systems
kelly at whidbeysunwind.com
Ph & Fax: 360-678-7131
Renewable Energy Now!

Subject: RE: aluminum in concrete [RE-wrenches]


> Don't use AL in direct contact with Concrete if you want it to last for
> more than 3-5 years!
>
> (Wish I had time to dig out some pics to share..... Not a pretty thing!)
>
> Corrosion and highly degradatory structural things begin happening
> immediately!  Trust me on this... AL & Concrete are NOT a good
> combination!  Try good Stainless standoff flange.  Bolt AL to it.  MUCH
> better!
>
> Best and Sunshine!
>
> Matt Lafferty

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