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Re: GBlist: ideal environmental window



Hello, Jorg--

What about the fiberglass frames? Wouldn't they last indefinitely? Isn't
the finished fiberglass chemically inert?

Best, Mike

>Chris/John/Mathius: Further to the above  and the message of below, what
>would you like to see in the ideal environmental window?
>
>Perhaps the cladding to protect the exterior wood could be:
>1) baked on or elecrostatically applied environmentally-sound paint
>2) prepainted or enamelled recycled steel
>3) or recycled plastic (don't like this as much)
>
>The wood could be strawboard (but I don't know the u-value yet) rather than 50
>year-old trees, with treatment being "Lifetime" (natural) preservative? I have
>experience with each of these materials but not in a window. Suggestions
>welcomed.
>_________________________________________________________
>Jorg Ostrowski,  M. Arch. A.S. (MIT), B. Arch. (Toronto), Ecotect
>-  in full-time professional practice since 1976 (Straw Bale since 1978),
>   environmental/architectural design, ecological planning,  consulting
>   on sustainable  buildings/communities. Lectures, seminars, workshops.
>   3 demonstration projects in Canada, +80,000 visitors
> - living a conserver lifestyle & working in a sustainable home and office
>ACE, ARE, ACT, ASH-Incs., Phone: (403) 239-1882, Fax: (403) 547-2671
>Web Site [under construction]: http://www.ucalgary.ca/~jdo/ecotecture.htm
>e-mail: <jdo@acs.ucalgary.ca>
>______________________________________________________
>On Tue, 23 Sep 1997, Chris & Ruth Koehn wrote:
>> Jorg, et al,
>>
>> Having worked on Pella clad windows since their inception (25+ years old)
>> , I can tell you that I have never seen evidence of rot developing behind
>> the cladding. Having worked on Pella wood (Pella uses Ponderosa Pine)
>> windows as old as 50 years, I can tell you that if the paint is allowed
>> to fail, the window will rot.
>>
>> I can totally appreciate your sentiments about aluminum.  Just be sure to
>> pass on to the clients the realities of paint maintenance.
>>
>> Chris Koehn
>> Top Ridge
>> ______________________________________________________________________
>> This greenbuilding dialogue is sponsored by CREST <www.crest.org>
>> Environmental Building News <www.ebuild.com> and Oikos <www.oikos.com>
>> For  instructions send  e-mail to  greenbuilding-request@crest.org.
>> ______________________________________________________________________
>>
>
>______________________________________________________________________
>This greenbuilding dialogue is sponsored by CREST <www.crest.org>
>Environmental Building News <www.ebuild.com> and Oikos <www.oikos.com>
>For  instructions send  e-mail to  greenbuilding-request@crest.org.
>______________________________________________________________________


O'Brien & Associates
Environmental Building Consultants
Portland General Electric Earth Smart program
obrien@hevanet.com


______________________________________________________________________
This greenbuilding dialogue is sponsored by CREST <www.crest.org>
Environmental Building News <www.ebuild.com> and Oikos <www.oikos.com>
For  instructions send  e-mail to  greenbuilding-request@crest.org.
______________________________________________________________________


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