Sylvania Growlux BULB 400W

Sylvania Grolux 400W. This bulb emits a light with a rich spectrum of blue and red tones suitable for stimulating photobiological processes. This feature makes the Grolux suitable for the stages of vegetative development and flowering. For its operation it is necessary to use a suitable ignition system (cod. BK400) – See more at: https://www.indoorline.com/grolux-400w-crescita-e-fioritura-sylvania.html#sthash.jqq6Gn6u.dpuf