The 1000 watt Super Metal Halide Horizontal lamp provides 12% more light output than Universal, but must be burned in a horizontal position. Metal Halide lamps provide a light that is blue-orientated in the spectrum. It is the best type of light to be used as a primary light source (if little or no natural sunlight is available). This type of light promotes plant growth. Click Metal Halide Lamps to see MH Lamp choices.
Fits all Sunlight System reflectors Click on a link below for detailed specifications