M Maya_the_englishmastiff New Member Joined Jul 29, 2015 Messages 1 Reaction score 0 Sep 6, 2015 #41 Gavita
Sweetmansticky Well-Known Member Joined Aug 3, 2015 Messages 466 Reaction score 19 Sep 7, 2015 #42 What about a plastic tube you could fill with dry ice every few days at the highest point in the grow? Dunno if it would work ppm wise but it sure would be cold!!
What about a plastic tube you could fill with dry ice every few days at the highest point in the grow? Dunno if it would work ppm wise but it sure would be cold!!