GrowLite's Tru Blue MH lamps are Open Rated for your safety. Tru Blue has a spectrum perfect for huge, bushy, vegetative growth. With a 12,000 hour lifetime and a 6500K color temp, and available in 400, 600, and 1000w, satisfaction is guaranteed.
GrowLite's Tru Blue Open Rated Metal Halide (MH) Lamps & Bulbs are designed and manufactured to GrowLite's own custom proprietary specifications. All of GrowLite's Tru Blue Metal Halide lamps are Open Rated for safety. Tru Blue MH bulbs are the indust
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