In reply to Alan J Fletcher's message of Wed, 20 Apr 2011 09:37:23 -0700: Hi, [snip]
If we assume 100 psi for the mains pressure, then a flow rate of 1 L /s equates to a total power of 724 W, assuming all the power in the water gets used. This would raise the temperature of that water by 0.173 ºC, so it would at most make a 4% difference, even if it were all included. Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/Project.html
