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My only intersection with it was to price it for a large deck and stairs
(on a tight budget) in California and it was more expensive than local
redwood -- enough more that I couldn't convince the client to go for
it. But it did look like an interesting alternative. (I
wasn't overjoyed about the selection of redwood.)<br><br>
David<br><br>
At 09:55 AM 4/8/2011, you wrote:<br>
<blockquote type=cite class=cite cite="">has anyone used Timbersil?
Price?<br><br>
Gennaro Brooks-Church<br><br>
Cell: 1 347 244 3016 USA<br>
<a href="http://www.EcoBrooklyn.com" eudora="autourl">
www.EcoBrooklyn.com</a><br>
22 2nd St; Brooklyn, NY 11231<br><br>
<br><br>
<br>
On Fri, Apr 8, 2011 at 7:50 AM, Ron Cascio <roncascio@verizon.net>
wrote:<br>
> Once again, a domestic softwood, with class A fire rating;<br>
><br>
>
<a href="http://www.timbersilwood.com/specifications.htm" eudora="autourl">
http://www.timbersilwood.com/specifications.htm</a><br>
><br>
> I would suspect that this material in 1x or 5/4 would meet the
weight test<br>
> Gennaro needs also.<br>
><br>
><br>
> Ron<br>
><br>
><br>
> ----- Original Message -----<br>
> From: Tim Vireo Keating<br>
> To: Green Building ; Gennaro Brooks-Church<br>
> Sent: Thursday, April 07, 2011 1:51 PM<br>
> Subject: Re: [Greenbuilding] fireproof light deck<br>
> Dear David and Gennaro,<br>
> Brooklyn Bridge Forest is not necessarily any longer looking at
greenheart.<br>
> As well, it is unlikely that there will be any
"sustainable" source of<br>
> greenheart, ever. At least, not greenheart that would at all be
durable,<br>
> since, as I may have mentioned before, other than teak, almost all
the<br>
> tropical hardwoods imported into the US that are popular because of
their<br>
> durability get that durability from the fact that the wood is from
trees<br>
> that are 250 - 1000 years old. That is, they are extremely dense as
a result<br>
> of their age. Teak, on the other hand, has an inherent oiliness that
gives<br>
> it extreme durability. This inherent durability can come about even
in much<br>
> younger tress. The same is true of a few other species (I have
mentioned, ad<br>
> nauseam, black locust) that have inherent durability when even
young.<br>
> However, all domestic hardwoods have a Class B or C fire rating and
thus do<br>
> not solve Gennaro's problem.<br>
> As far as recycled plastic lumber, I believe that Axion can add a
spray-on<br>
> fire retardant to their material. However, Axion recycled
structural<br>
> composites are not necessarily lighter than tropical hardwoods, so I
don't<br>
> know if that makes them too heavy for Gennaro's situation.<br>
> I would be happy to contact Axion folks to find out if the
flame-retarding<br>
> coating is currently available and details about it (including the
weight of<br>
> the material).<br>
> Of course, one would have to assess load-bearing capacities vs.
profiles,<br>
> since this would be different than wood, and then factor that into
weight<br>
> calculations.<br>
> tim keating<br>
> At 12:13 AM -0400 4/4/11, David Bergman wrote:<br>
><br>
> Gennaro,<br>
><br>
> Add "eco material" to that description and it becomes an
old quest of mine.<br>
> Are you talking about something to sit directly on the
"real" roof? About<br>
> the best I could come up with when I last tackled the question
was<br>
> lightweight concrete roof pavers -- not all that eco though maybe
there are<br>
> some made with flyash.<br>
><br>
> In terms of wood, NYC used to accept Ipe, but I heard a rumor they
stopped<br>
> when the fire rating claims didn't prove out. And, of course, there
was the<br>
> rainforest sourcing issue.<br>
><br>
> I've looked for fire-rated recycled plastic lumber from time to
time, but<br>
> have not yet found any. (Tim V-K: any updates you've heard of?)<br>
><br>
> There is a group called Brooklyn Bridge Forest (<br>
>
<a href="http://www.brooklynbridgeforest.com/" eudora="autourl">
http://www.brooklynbridgeforest.com/</a>) that is trying to set up a
sustainable<br>
> source for greenheart for maintaining the Brooklyn Bridge. I'm not
sure what<br>
> kind of fire rating greenheart does or doesn't have. (According to
one site<br>
> I just googled, it carries a "high/medium" rating.)<br>
><br>
> David<br>
> David Bergman RA LEED AP<br>
> DAVID BERGMAN ARCHITECT / FIRE & WATER LIGHTING + FURNITURE<br>
> architecture . interiors . ecodesign . lighting . furniture<br>
> bergman@cyberg.com
<a href="http://www.cyberg.com" eudora="autourl">www.cyberg.com</a><br>
> 241 Eldridge Street #3R, New York, NY 10002<br>
> t 212 475 3106 f 212 677 7291<br>
> At 08:01 PM 4/3/2011, Gennaro Brooks-Church wrote:<br>
><br>
> Hello,<br>
> Can anyone suggest a lightweight non-combustible deck material for a
roof<br>
> deck?<br>
> In New York a brownstone has an average flat roof of 700sq.ft. The
law only<br>
> allows 20% of it to be covered with combustible decking, which isn't
much of<br>
> a deck. Yet the non-combustible decking is too heavy for the old
roofs.<br>
> Suggestion?<br>
><br>
> Gennaro Brooks-Church<br>
><br>
> Cell: 1 347 244 3016 USA<br>
>
<a href="http://www.EcoBrooklyn.com" eudora="autourl">
www.EcoBrooklyn.com</a><br>
> 22 2nd St; Brooklyn, NY 11231<br>
><br>
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> ____________________________________________<br>
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</blockquote>
<x-sigsep><p></x-sigsep>
<br>
David Bergman RA LEED AP<br>
<font size=2 color="#808080"><b>DAVID BERGMAN</b> ARCHITECT / <b>FIRE
& WATER</b> LIGHTING + FURNITURE<br>
</font><font color="#808080">architecture . interiors .
</font><font color="#008080">ecodesign</font><font color="#808080"> .
lighting . furniture<br>
</font><font size=2 color="#808080">bergman@cyberg.com
<a href="http://www.cyberg.com" eudora="autourl"><u>www.cyberg.com</a></u>
</font><font color="#808080"> <br>
</font><font size=2 color="#808080">241 Eldridge Street #3R, New York, NY
10002<br>
</font><font color="#808080">t </font><font size=2 color="#808080">212
475 3106 f 212 677 7291</font><font color="#808080">
</font></body>
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