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Images:

High Intensity Discharge Lighting

High Intensity Discharge Lighting

A high-intensity grow light - this one with a 400 watt metal halide bulb, enough to bathe a 4' by 4' or 1.5 m2 area in very strong light

Copyright © 2007 Lee Valley Tools. All rights reserved. Image used with permission
 

Referring Page

High Intensity Discharge Lighting
 

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Lighting

 
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