View Full Version : GPM
01-04-2010, 09:08 PM
having a idiot attack. i forgot the formula for gallons per minute(GPM). Any help
01-04-2010, 09:15 PM
Btuh=usgpm X 500 X Delta T.
The 500 comes from8.33lbs/gallon X 60min/hr X 1 (specific heat of water) X 1 (specific gravity)
01-04-2010, 09:18 PM
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