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<title>Re: [Greenbuilding] fireproof light deck</title>
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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Was used for sills and was 2.5x price of standard and seemed
about 1.5x heavier (though could not find info on its density).<o:p></o:p></span></p>
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<p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:
"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'>
greenbuilding-bounces@lists.bioenergylists.org [mailto:greenbuilding-bounces@lists.bioenergylists.org]
<b>On Behalf Of </b>Gennaro Brooks-Church<br>
<b>Sent:</b> April 8, 2011 6:56 AM<br>
<b>To:</b> Ron Cascio<br>
<b>Cc:</b> Green Building<br>
<b>Subject:</b> Re: [Greenbuilding] fireproof light deck<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p style='margin-bottom:12.0pt'><span style='font-size:10.0pt'>has anyone used
Timbersil? Price?<br>
<br>
Gennaro Brooks-Church<br>
<br>
Cell: 1 347 244 3016 USA<br>
www.EcoBrooklyn.com<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">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/">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 www.cyberg.com<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>
> www.EcoBrooklyn.com<br>
> 22 2nd St; Brooklyn, NY 11231<br>
><br>
> _______________________________________________<br>
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><br>
> --<br>
><br>
><br>
> "The Earth and myself are of one mind. The measure of the land and
the<br>
> measure of our bodies are the same..."<br>
>
- Hinmaton Yalatkit, Nez Perce chief<br>
> ____________________________________________<br>
> R A I N F
O R E S
T R E
L I E F<br>
> Sparing the World's Rainforests from
Consumption<br>
> Rainforest Relief works to protect the world's remaining tropical<br>
> and temperate rainforests by reducing the demand for the products<br>
> and materials of rainforest destruction such as timber and paper,<br>
> industrial agricultural products such as bananas, beef, coffee,<br>
> chocolate and cut flowers, and mining products<br>
> such as oil, gold and aluminum.<br>
> New York, NY: (917) 543-4064<br>
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