XL Verhogingsset 1m2 speed controller This results in an even Choice of e VSA ballast::250 600W Supreme Optic This results in an even growth and prevents certain parts of your growing space from being overexposed The LED Bar uses Samsung and Epistar Horticulture LEDs with a tested lifespan of over 50 With this extension you increase the height of the cabinet by 56cm and the total height comes to 232cm New back wall