Homeade Cool tube=loss of plant light?

[Hennessy1414]

I hear the bread bakers(and cyclone tubes) that you can convert into a cool tube....
Grow Marijuana FAQ, Cannabis cultivation - marijuana growing tips & photos
..are a great way too cool hot HPS bulbs. but does it take away lumen's or usable plant light due to the glass in the way? :rastasmoke:

Hennessy1414 Reviewed by Hennessy1414 on 03-10-2008. Homeade Cool tube=loss of plant light? I hear the bread bakers(and cyclone tubes) that you can convert into a cool tube.... Grow Marijuana FAQ, Cannabis cultivation - marijuana growing tips & photos ..are a great way too cool hot HPS bulbs. but does it take away lumen's or usable plant light due to the glass in the way? :rastasmoke: Rating: 5