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Thread: DIY LEd waterfall build for 75 mixed reef w/ marine plants...

  1. #21
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    Those look like Cree Red LEDs (620-630nm) and not the OSRAM (or Phillips) Far Red LEDs (660nm). From my experience, you won't get as much growth with Cree LEDs due to not being the correct spectrum.

  2. #22
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    Philips 660nm Deep Reds now available from Rapid LED (they dropped Osram)

  3. #23

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    Apr 2012
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    uk
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    How you finding the heat sink ?
    have you got enough LEDS there i mean is there enough spread ?

  4. #24
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    www.heatsinkusa.com is where I get mine

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