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It is a cool idea hey and I am wondering if there isn't a more efficient way to use them on a smaller scale.

Using a decent reflective material one could almost double the output.

Indeed some sort of reflective item could increase performance.

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Back in my London growing days I used a material called mylar:

"Mylar is relatively inexpensive, relatively easy to apply, and reflects up to 98 percent of the light that shines on it"

Sounds good eh ;)

That could be very useful for the purpose.

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