SunMaster BulbSunmaster grow lamps consistently deliver superior levels of performance and are fully compatible with our GGL ballasts. Developed by distinguished physicists and leading agricultural researchers, the SUNMASTER line has been built on the marvelous versatility and flexibility of metal halide technology. By blending specific halides in the arc tubes, we’ve created lamps which offer significantly more usable light energy. Moreover, each SUNMASTER lamp has been customized to meet the diverse nutrition requirements of plants at various stages of their growth cycles.

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