Thread: Ballast choices
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Old 09-10-2004, 01:43 AM
Rick_B Rick_B is offline
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Default Ballast choices
I have been given the chance to purchase a cheap 400 MH ballast & socket. I am told that the ballast will fire a M-59 or H-33 bulb. Is this compatable with standard aquarium bulbs? What is a 400w bulb in tech terms, M-??
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