In addition to the informaton that you already received, here is a Q&A I wrote back in 1998 that might help.
Question:I have some minor repairs that need to be done.Can I use an unlicensed handym ... read more
Solatubes to brighten any dark area, like a garage or hallway where no windows are. 500-700 and will easily increase value of house plus save energy. go to
www. Solatube.com for hundreds of pictures a ... read more