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Lowest cost and easiest way to eliminate green hair, bubble, turf and slime algae
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20-06-2013, 09:26 AM
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SantaMonicaHelp
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Join Date: Oct 2011
Posts: 116
First 13 days of growth in a floating surface scrubber. This one used four LEDs of 3 watts
each, 660nm (red), but you could also use a CFL bulb...
SantaMonicaHelp
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