We aimed to get the Thermax HD couldn't find anywhere to buy it near San Francisco. We bought 1" thick Hunter XCI 286 panels, that have most of the same properties (high fire resistance, sturdy). Our yurts are headed into their 5th year with no major damage, including surviving hail and ~60 mph gusts whatever year that happened.
On Wed, Mar 22, 2017 at 5:58 AM, Vinay Gupta (Hexayurt Shelter Project) < hexay...@gmail.com> wrote: > > Very helpful note, DV. > > I'm going to be on the Playa this year. I'm very happy to go in on a > purchase - I think we'd looking at about 32 to 35 panels. > > V> > > -- > *Vinay Gupta * * hexay...@gmail.com <hexay...@gmail.com> * > *http://re.silience.com* <http://re.silience.com> > *Free Science and Engineering in the Global Public Interest* > UK Cell : +44 (0)7500 895568 <+44%207500%20895568> Twitter/Skype/Gtalk: > hexayurt > "In the midst of winter, I finally learned that there was > in me an invincible summer" - Albert Camus > > On Wed, Mar 22, 2017 at 12:09 PM, D.V.Rogers <d...@allshookup.org> wrote: > >> I worked with Thermax CI for the DOMUS project which is the same as >> Thermax HD except the external facer is blue instead of white. >> >> REF: http://domus.urbanaction.org >> >> Thermax CI and HD is designed to be exposed outdoors for 6-12 months and >> has a great thermal rating and reasonable fire rating. >> The increased price difference is because its DOW :( At the time i was >> interested in using Hunter XCI but they didn't wish to communicate. >> Thermax is expensive and difficult to source on the West Coast but I used >> http://foamsalesandmarketing.com/ in Burbank, C.A. for supply. >> >> >> >> >> >> >> >> >> >> On Wed, Mar 22, 2017 at 6:40 PM, Kevin Fischer <kfisc...@gmail.com> >> wrote: >> >>> Is Thermax HD believed to be slightly better than Hunter XCI 286? To >>> explain the increased cost, does it have a thicker layer of glass >>> fiber foil that adds strength? Or is it pretty much the same thing? >>> >>> On Tue, Jul 8, 2014 at 2:26 PM, Adam Bregenzer <a...@bregenzer.net> >>> wrote: >>> > No problem, we found it at a couple of places, it seems readily >>> > available at commercial construction supply stores such as IDI < >>> > http://idi-insulation.com/ > and Allied < >>> > http://www.alliedbuilding.com/ >. Both were willing to sell over the >>> > counter and kept the product in stock or within less than a week >>> > delivery, they also were willing to deliver locally. >>> > >>> > >>> > >>> > >>> > On Tue, Jul 8, 2014 at 2:14 PM, Vinay Gupta (Hexayurt Shelter Project) >>> > <hexay...@gmail.com> wrote: >>> >> >>> >> Really good to know about the Hunter XCI. Thank you for finding it, >>> Adam and >>> >> Hunter. >>> >> >>> >> Could somebody add it to the wiki? Do we have any more information on >>> the >>> >> supply chain, how to actually buy the stuff? Who's stocking it? >>> >> >>> >> V> >>> >> >>> >> -- >>> >> Vinay Gupta hexay...@gmail.com http://re.silience.com >>> >> Free Science and Engineering in the Global Public Interest >>> >> UK Cell : +44 (0)7500 895568 Twitter/Skype/Gtalk: hexayurt >>> >> "In the midst of winter, I finally learned that there was >>> >> in me an invincible summer" - Albert Camus >>> >> >>> >> >>> >> On Tue, Jun 10, 2014 at 7:40 PM, Adam Bregenzer <a...@bregenzer.net> >>> wrote: >>> >>> >>> >>> We couldn't find anyone who would sell Thermax HD unless we bought >>> Dow's >>> >>> entire minimum order from them, which is 1,100 sheets. >>> >>> >>> >>> The good news is we found an alternative panel, Hunter Xci 286 (link >>> to >>> >>> specs below). It has the same compressive strength and fire rating as >>> >>> Thermax HD and is available in smaller quantities, also it's cheaper >>> than >>> >>> the quoted price for Thermax, but still relatively expensive at ~$33 >>> / >>> >>> sheet. The foil on both sides is a metal foil. One side is highly >>> >>> reflective, the other is white. >>> >>> >>> >>> >>> >>> http://www.hunterxci.com/images/submittal_docs/XCI_286_lit.pdf >>> >>> >>> >>> >>> >>> >>> >>> On Jun 10, 2014 8:50 AM, "Hunter" <neversph...@gmail.com> wrote: >>> >>>> >>> >>>> After months of searching we found out no one in the bay area will >>> supply >>> >>>> you with thermax hd (if you were buying less than 150 sheets). We >>> went with >>> >>>> Hunter xcl (?) which had similar fire properties. >>> >>>> >>> >>>> On Jun 10, 2014 8:40 AM, "Dan March" <dr.dan.ma...@gmail.com> >>> wrote: >>> >>>>> >>> >>>>> Hey Tim ~ I'm also concerned with safety and look for materials >>> that >>> >>>>> really do the job well.... and with a safety margin I'm >>> comfortable with. >>> >>>>> The theoretical fire-related risks in a yurt with aluminized >>> interior >>> >>>>> surface are scary with the lens effect and other concentrating >>> potentials. >>> >>>>> Even - or in some hypothetical cases - without the foam board >>> itself >>> >>>>> catching fire, just having any substantial amount of stuff burning >>> in a >>> >>>>> heat-concentrating structure can get pretty intense. Thinking of >>> keeping >>> >>>>> any flames out of there, myself. I like to cook but might have a >>> separate, >>> >>>>> safer place to do it... also experimenting with more serious >>> electrical >>> >>>>> power and using non-flame cooking stuffs like induction - which >>> looks >>> >>>>> amazing btw. >>> >>>>> >>> >>>>> It appears to me that a well-constructed H15 (which, to me, means >>> >>>>> mitered corners - which really improve the integrity of tape >>> joints & >>> >>>>> carrying through the structural properties of the skin over the >>> foam, and >>> >>>>> also means well tied down and weak points like doorways >>> reinforced) made => >>> >>>>> 1.5" thick board should stand up to an acceptably high percentage >>> of >>> >>>>> possible weather on the playa. I don't think any weight >>> difference is >>> >>>>> practically significant. I can lift a whole H15 either way if >>> it's a >>> >>>>> package I can handle. >>> >>>>> >>> >>>>> I'm playing with Hexacomb board. It's quite a bit more rigid but >>> needs >>> >>>>> waterproofing and possibly some help with insulation & >>> reflection. It's >>> >>>>> pretty light and about half the price of HD. Also playing with >>> hybrid >>> >>>>> systems - board captured by EMT TinkerToy. Hard to price that >>> kind of stuff >>> >>>>> though... more of an art statement you live in... >>> >>>>> >>> >>>>> Re group buys, Home Depot might special order HD in some quantity, >>> but >>> >>>>> probably not necessarily a huge amount, so I'm not counting that >>> as much of >>> >>>>> a barrier. Costs a bit more but like you say... Either way, I >>> can do the >>> >>>>> kits and accessories. >>> >>>>> >>> >>>>> ~ Dan >>> >>>>> >>> >>>>> >>> >>>>> On Mon, Jun 9, 2014 at 9:24 PM, Tim <timcann...@gmail.com> wrote: >>> >>>>>> >>> >>>>>> We'd be interested in a group order as well. >>> >>>>>> >>> >>>>>> I'm somewhat new to yurt building. I've read most of the guides >>> but am >>> >>>>>> yet to read up on true side-by-side comparisons of each type of >>> material for >>> >>>>>> playa use. I tend to "buy the best" if that makes sense, so I'm >>> attracted to >>> >>>>>> HD. That said, is it actually that much better on the playa? I'm >>> also >>> >>>>>> curious if it weighs much more, considering structural >>> implications for an >>> >>>>>> H15. Thanks for any insight. Count us in if this *is* the "best" >>> option for >>> >>>>>> the $$. >>> >>>>>> >>> >>>>>> >>> >>>>>> On Sunday, May 4, 2014 8:00:20 AM UTC-7, BurnerDan wrote: >>> >>>>>>> >>> >>>>>>> Safety is an issue. All campers need to be aware of the risks - >>> >>>>>>> especially of fire - in sleeping in many Playa constructs, but >>> yurts have >>> >>>>>>> special dangers because of their materials and tightness. >>> >>>>>>> >>> >>>>>>> Is there any history of encouraging smoke alarm use and do >>> any/all >>> >>>>>>> such units remain reliable under Playa conditions? >>> >>>>>>> >>> >>>>>>> On Saturday, February 1, 2014 6:06:59 AM UTC-8, Vinay Gupta >>> wrote: >>> >>>>>>>> >>> >>>>>>>> >>> >>>>>>>> They're tougher. >>> >>>>>>>> >>> >>>>>>>> They're not that much more expensive. >>> >>>>>>>> >>> >>>>>>>> They won't catch fire. >>> >>>>>>>> >>> >>>>>>>> I feel like this would be a great year to actually fix the >>> supply >>> >>>>>>>> chain issues around Thermax HD (or equivalents from other >>> manufacturers), do >>> >>>>>>>> a container load bulk purchase, and start moving people off >>> R-MAX etc. until >>> >>>>>>>> there's a comprehensive solution for the fire risk. I really >>> want to solve >>> >>>>>>>> this problem before somebody gets hurt. >>> >>>>>>>> >>> >>>>>>>> http://www.appropedia.org/Hexayurt_Safety_Information >>> >>>>>>>> >>> >>>>>>>> Vinay >>> >>>>>>>> >>> >>>>>>>> -- >>> >>>>>>>> Vinay Gupta >>> >>>>>>>> Free Science and Engineering in the Global Public Interest >>> >>>>>>>> >>> >>>>>>>> http://bit.ly/gupta_arc - the Gupta State Failure Management >>> Archive >>> >>>>>>>> http://bit.ly/gupta_ark - or see it directly on Archive.org >>> >>>>>>>> >>> >>>>>>>> http://hexayurt.com - free/open next generation human >>> sheltering >>> >>>>>>>> http://hexayurt.com/plan - the whole systems, big picture >>> vision >>> >>>>>>>> >>> >>>>>>>> "In the midst of winter, I finally learned that there was in me >>> an >>> >>>>>>>> invincible summer" - Albert Camus >>> >>>>>>>> >>> >>>>>>>> Twitter/Skype/Gizmo/Gtalk/AIM: hexayurt >>> >>>>>>>> UK Cell : +44 (0) 7500 895568 / USA VOIP (+1) 775-743-1851 >>> >>>>>>>> >>> >>>>>> -- >>> >>>>>> You received 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