Tuesday, November 4, 2008

[papercreters] Re: Ferro Cement Roofs

--- In papercreters@yahoogroups.com, "Janoahsh" <janoahsh@...> wrote:
>
> Hi Nick,
>
> I'm real busy working on my greenhouse to get very involved in this
> discussion, but my plan to use double thin shell FC with papercrete core
> entails running interconnected perforated pipe in the core fir
circulating
> dry air or CO2 for drying and possible fire extinguishing purposes.
>
> Janosh
>
>
>
> _____
>
> From: papercreters@yahoogroups.com
[mailto:papercreters@yahoogroups.com] On
> Behalf Of Nick Boersema
> Sent: Tuesday, November 04, 2008 11:05 AM
> To: papercreters@yahoogroups.com
> Subject: RE: [papercreters] Re: Ferro Cement Roofs
>
>
>
> All roofs fail at some point in some way. My concern is in putting the
> ferrocement skin right on the papercrete. How do you know when you
develop
> a leak. Do you put many cheap moisture sensors in your roof? If
you did a
> sloped roof and left some attic that you could get into to check
from time
> to time that would work also. Or do you do a double roof with a air
gap in
> between.
>
>
>
> Don't get me wrong I would love to do this style of roof myself but
I don't
> want to wind up with fully saturated papercrete over my head or the
heads of
> my grandkids.
>
>
>
> Nick
>
>
>
> No virus found in this incoming message.
> Checked by AVG - http://www.avg.com
> Version: 8.0.175 / Virus Database: 270.8.6/1766 - Release Date:
11/4/2008
> 8:26 AM


One way is to build the roof as a carport and you could easily see any
leaks. If you are going to build a dome you could suspend the roof a
few inches above the dome along the contour. I don't believe it will
be a problem to inspect the roof and a fresh coat of latex/cement
every few years should make it out last you.

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