there was an article in high times last yr about this, i think it discussed fiberoptic too. any ways i seem to remember whoever did the article saying that it would only be appropiate light for one plant per tunnel light.
twoguysupnorth Reviewed by twoguysupnorth on . Bringing in Sunlight to your Grow Closet in a stealth manner I was checking out Sky Lights for a non Marijuana Related Home Improvement on my house and stumbled upon this. Apparently you can tunnell in Sun light to rooms without windows. These do not even have to be built in a direct line, so no one can see in from the sky. And they do not cost that much to buy, and save you money on your electric bill in the long run. I read where Ed Rosenthal mention something simalar throught fiber optics, but he said it would be very expensive, these Rating: 5