I don't think you can "throttle" the power output of HIDs.

(*think* is the keyword here)
turtle420 Reviewed by turtle420 on . maybee this would solve all HEAT problems? ok so if u have a say 400w hps ina closet obviously the temps gonna rise right? well how about a dimming thermostat with an external probe ??? it would turn the lgiht down a notch to keep the room temp at 86? Rating: 5