Sunmaster Dual Spectrum Bulbs

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For growers who wish to use just one lamp, the Sunmaster Dual Spectrum is a High Pressure Sodium lamp with an enhanced blue spectrum. This improved blue light means the bulb can be used in the vegetative stage as well as giving the much needed orange and red spectrum for flowering. Colour Temperature 2000K Lumens 250w - 33000 Lumens400w - 55000 Lumens600w - 90000 Lumens Show more