They're not, and for the caps that are, he puts a cover over them.
Probably works fine in Brazil. In Wales (grey skies, rain, higher lattitude) I'm not so sure.
Could leave the caps off altogether, and leave the bottles to fill themselves up ;-)
Are you sure about that? It looked very much as if they were filled to the top. I'm not certain the optics works otherwise.
Chris
I thought its what I saw on the vid, but cant be sure. It also would make more sense thermally, and be less likely to fall down. I take your point about it gathering less light - but there's still plenty there.
NT
We were somewhere around Barstow, on the edge of the desert, when the drugs began to take hold. I remember Ron Lowe saying something like:
They'll never catch on - too new-fangled.
HomeOwnersHub website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.