Quote Originally Posted by PharmaCan
All the wonderful claims on that page are bogus. Think about it, even if the lens works as claimed, where is the heat going to go? It doesn't just cease to exist. Maybe it's momentarily on the other side of the glass, but it's still in the grow room unless/until it's extracted.

PC

There are anti-detection and thermal resistant materials out there. If that's what you are claiming bogus. Even fire resistant materials out there that are used on space shuttles!

No bs!
BobBong Reviewed by BobBong on . Plexiglass heat shield? I looked but didn't find much info on this. Does anyone have experience with using a plexiglass heat shield between their light and the plants? If so... The section of my closet in question is about 3 feet by 3 by 9 tall. At the top is a large carbon scrubber, and air is pumped in from two places; one at about 2 feet from the floor and one at about 4 feet. This section of the closet is fairly tightly sealed. 1) How much space (gap) should I leave between the edge of the plex and the Rating: 5