Quote:
Originally Posted by spreerider
MH are the most efficient lights that we can get for our reefs, the only more efficient light available is LPS (low pressure sodium) they are street lamps and grow lights for "farms".
Some new LEDs claim to be more efficient but if you actuall get info on the individual LEDs used they have a Efficiency less than MH.
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Alot of energy is wasted by MH in the form of heat. VERY good bulbs but alot of energy wasted by being turned into heat.
You still cant beat the growth under a MH bulb
