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Old 11-15-2006, 05:08 AM
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Quote:
Originally Posted by Josh24 View Post
Mark,

On that reef.org referal sheet that outlines all the pumps, are those wattage ratings per day or per hour?
A watt is a measure of energy (volt x amps) think of it as an instantaneous value. To relate it to consumption you multiple by time eg.kilowatt-hour.
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