Growers Choice Master Controller fans-ventilation-ducting is the 70 oz size

is the 70 oz size (pack of 6)

Pyrex glass tube

Philips ballast and Philips lamp

It's great for stirring your nutrient tank too

No more compromising on quality because the best tent won't fit in your basement or attic

Growers Choice Master Controller fans-ventilation-ducting is the 70 oz sizeGrowers Choice digital lighting controller enables the grower to control up to 200 fixtures. It is compatible with all GC 315 CMH, GC 630NS CMH, GC 1000 DE fixtures, & ROI Series LED grow lights. This dual channel controller allows daisy chaining up to 100 fixtures per zone. Enabling complete control of your growing environment with timed on off switching, sunrise sunset, and precise temperature readings with dual thermal probes and thermal threshold