bulb 400w Grolux sylvania the Grolux 400W bulb is one of the best horticultural bulbs on the market, including a spectrum with 30% more blue to obtain a 400W bulb that is used for the growth and flowering of plants for indoor or greenhouse cultivation, hydroponics.
-20% | €20.72 |
-15% | €22.02 |
-10% | €23.31 |
-7.5% | €23.96 |
-5% | €24.61 |
the sylvania grolux 400W is a high pressure sodium bulb with 50 000 lumens. It is ideal for growth (30% more blue) and flowering thanks to its extended spectrum.
To be used only with a 400W ballast.
Not guaranteed
Not compatible with electronic ballasts