[Greenbuilding] Temporary Sunspace ?

[Lynelle Hamilton]

Laren, these are beautiful.  I think I will play with some ideas. Thanks!
On 11/10/2012 9:04 AM, LarenCorie wrote:
> From: Lynelle Hamilton <lynelle at kos.net>
>
>> The worry about the permanent install is the desire to avoid
>> overheating in the summer.  I could construct a solid roof,
>> but don't want to lose more light.  That said, a permanent
>> install has the distinct advantages you noted.
>
> Hi Lynelle;
>
> Though glass roofs can increase Solar gain during some
> parts of the heating season, they are usually more bother
> than they are worth. I say that having designed (and had built) 
> several of them during the early 1980s.  Generally,
> I designed those tall and shallow, so that the Summer
> overheating could be isolated to the upper portion,
> above where people would be.  But, I recommend
> you have an opaque roof.  If you open the sunspace
> sliding doors in Summer, over-heating should not
> be a significant issue. Blinds may also help, and
> do not have to block the view, to block the high
> angle of the sunlight.  Roof slope and aesthetics
> would be primary design considerations. If the
> South wall were to be significantly taller than
> the doors, transom windows, or some sort
> of roof vent might be used to vent out
> Summer heat..
>
> Of course, a permanent sunspace, would
> most likely be more expensive than a temp,
> but, depending on your material/labor budget
> balance, there are ways to trim that too, such
> as doing most of the wall, in fixed glass, using
> salvaged or replacement sliding door glass
> (single thickness, or sealed glass units) set
> against a 4x6 timber frame, like these:
>
> < http://web.axilar.net/LarenCorie/ESRemodeling.htm >
> < http://web.axilar.net/LarenCorie/PHouse.htm >
> < http://web.axilar.net/LarenCorie/RAddition.htm >
> < http://web.axilar.net/LarenCorie/TAddition.htm >
> < http://web.axilar.net/LarenCorie/VictorianSouth.htm >
>
> -Laren Corie-
> Natural Solar Building Design and
> Solar Heating/Natural Cooling/Energy
> Efficiency Consultation Since 1975
> www.ThermalAttic.com  (many new
> photos and pages, coming soon)
>
> Read my Solar house design articles in:
> -Energy Self-Sufficiency Newsletter-
> www.essnmag.com
>
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