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  #1  
Old 04-22-2008, 01:53 PM
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can i put a MH bulb in a HPS unit- i have heard both yes and no... one says its fine the other says it might blow up... im not tryin to play with fire - please respond with educated knowledge. i have a 150 watt system
Last edited by shea; 04-22-2008 at 02:11 PM. Reason: wrong
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Old 04-22-2008, 02:15 PM
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what i know is your ballist must have a switch for MH or HPS if you dont have it i dont think it would be safe to use different bulb
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Old 04-22-2008, 02:21 PM
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i know that MH is better for growth and HPS for flowering but i dont want to spend the money for a MH setup... any suggestions?
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Old 04-22-2008, 02:57 PM
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I am fairly certain that you can buy a bulb called a "metal halide conversion bulb" that will work in any HPS ballast of the same wattage.
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Old 04-22-2008, 03:01 PM
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ill check it out... thanks
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