Remember that Silicon Energies modules are not bifacial. 

Jesse

Sent from my iPhone

On Nov 1, 2011, at 4:13 PM, "Hans Frederickson" <h...@fredelectric.com> wrote:

> For the Sanyo and Silicon Energy modules I’ve worked with, it is a very small 
> amount of light that actually passes through in the gaps between the cells. 
> You could do a simple ratio calculation by measuring the area of the gaps and 
> the area of the cells. Just guessing, I would say about 3-4%, if that. I 
> wouldn’t count on getting much daylight under the array except for what 
> bounces in from underneath. Depending on the height of the array and 
> reflectivity of nearby surfaces, the reflected light under the array can be 
> significant. Hope this helps.
> 
>  
> 
> -Hans
> 
>  
> 
> From: re-wrenches-boun...@lists.re-wrenches.org 
> [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Keith Cronin
> Sent: Tuesday, November 01, 2011 1:04 PM
> To: RE-Wrenches
> Subject: [RE-wrenches] Bifacial modules
> 
>  
> 
> Hi
> 
>  
> 
> Was wondering if any of you have installed bifacial modules and know what the 
> % of light that comes through to a surface below the modules?
> 
>  
> 
> Looking for a canopy type of installation/ application and wondered if you 
> have any #'s?
> 
>  
> 
> Thank you~
> 
>  
> 
> Aloha,
> 
> Keith
> 
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