Maximum Yield USA 2014 February | Page 58

The best light for the job When operating a large flowering room with multiple lights, some growers prefer a mix of metal-halide and highpressure sodium lamps for a mixed spectrum." Induction Lights Induction lights are another technology that promises savings on your power bill. The costs of induction lights and power savings are similar to those seen with LED lights. Another similarity is long lamp life. Induction lights will continue to operate for years with healthy plant growth. Unlike an incandescent lamp or conventional fluorescent lamps, there is no electrical connection going inside the glass bulb; the energy is transferred through the glass envelope solely by electromagnetic induction. 56 Maximum Yield USA  |  February 2014