Im planning to do this, but why plexi? use regular glass. Ace has sheets in the back that they will cut for you..

Mounting the glass tight to one side, where the fan will be, with a 2 inch gap on the other pulling air over the bulb
sizzlasia Reviewed by sizzlasia 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