Re: [GBlist] Hardieplank

["Christa Carpenter" <christa@nbnet.nb.ca>]

Just wanted to thank everyone for the great info on Hardie products!   My
Aunt and Uncle really appreciated it coming in advance and not having to
learn necessarily learn the hard way with a new product.

Thanks again,

Christa C.
New Brunwick, Canada
----- Original Message -----
From: King & Liang <lenking@blueridge.net>
To: Greenbuilding@Crest.Org <greenbuilding@crest.org>
Sent: Sunday, April 21, 2002 1:20 AM
Subject: [GBlist] Hardieplank


> The following items have been said about Hardie plank and I thought to
throw
> out my experience as well.
>
> >Hardie is so dense and brittle that they have
> to pre-drill nail holes--or the material shatters>
>
> My carpenters had no problems or complaints about nailing and nailing with
> galvanized nails and ring shanks as well. Even had a couple ot trim
> carpenters doing some and they are notorious for complaining on just about
> anything. Biggest problem is the cement dust and going through the special
> circular saw blades. Next time the guys will use a diamond blade and dust
> bag. If not look out down wind and even a mask wont keep you free.
>
> >stuck a sample in a 5 gal bucket of water to see what would happen--and
> promptly forgot about
> it.  A month later, I sound the bucket, pulled the sample out, and wiped
it
> off on my tee shirt.  It was like wiping off a piece of glass--there was
> absolutely no visable absorbtion whatsoever.  >
>
> Me too. But in my case we left some planks out in the weather-like for
most
> of a winter. A couple of the top boards were a little soggy and deformed
but
> dried back pretty good. Probably could have cut it up and used as shorts
if
> we had too, although we didnt.  As far as rain screens I seriously wonder
> whether a stand off type rain screen setup is necessary with Hardieplank
> type materials. I admit the primer they use is minimal and another back
coat
> would be prudent but I do not think I would hesitate using it face nailed
> right to the sheathing for jobs with modest budgets.  On better jobs-sure
> but then you do get into the warping and oil canning issues. The material
is
> very prone to deformation if not backed up over its entire surface. To me,
> one of the benefits of lap type horizontal siding is their ability to
> 'drain' and breath at every lap. Thereby reducing all the larger dangers
to
> the sheathing and wall. Is a stand off system really necessary? Maybe with
> pine, but with the water resistance I have seen-just do a good house wrap
> and flashing job and I think you can nt go wrong. The big caveat is
> naturally your climate- extremely moist and humid are an exception for
sure.
>
> As for the green aspects Id like to hear more from others about the cement
> that is used. Otherwise it seems the lesser of evils for budget jobs.
>
> Hope this helps some.
>
> Len King
> Lake Lure, NC.
>
>
> ______________________________________________________________________
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> ______________________________________________________________________
>


______________________________________________________________________
This greenbuilding dialogue is sponsored by REPP/CREST, creator of
Solstice http://www.crest.org, and BuildingGreen, Inc., publisher of
Environmental Building News and GreenSpec http://www.BuildingGreen.com
______________________________________________________________________