Method Seven EVOLUTION HPSx TRANSITION pest-and-disease-control Connect to existing ventilation system

Connect to existing ventilation system to distribute throughout room or air exhaust system

Their tough

* 4hr Charge Time

pack of 50

Method Seven EVOLUTION HPSx TRANSITION pest-and-disease-control Connect to existing ventilation systemMethod Seven designs high quality glasses and photo filters for indoor and outdoor growing environments. Our grow room glasses provide true color in bright lighting and are optimized for each of the standard grow lighting spectrums. Lens Technology Experience balanced color, comfort, and protection, wherever the day takes you. The HPSx lens is a proprietary polymer blend that transitions from signature blue HPS color balancing technology to dark grey