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EXHIBIT G - INDIAN RIVER COUNTY PHASE 2 <br /> TECHNICAL ENERGY AUDIT <br /> `ienzt�' BY FPL ENERGY SERVICESF INC. <br /> NOVEMBER 2009 <br /> Avg. Avg. Avg. Avg. <br /> Total Weekdays Weekend MBTU MBTU per MBTU per Therms <br /> Days per Weekend Month per <br /> Weekday day Month <br /> Jan 31 23 8 4198.76 3523.92 124,763 1247.6 $1,124 <br /> Feb 28 20 8 4198.76 3523.92112,167 1121.7 $1,011 <br /> Mar 31 21 10 4198.76 3523.92 123,413 1234.1 $1,112 <br /> A r 30 22 8 4198.76 3523.92 120,564 1205.6 $1,086 <br /> May 31 22 9 4198.76 3523.92 124,088 1240.9 $1,118 <br /> Jun 30 21 9 4198.76 3523.92 119,889 1198.9 $1,080 <br /> July 31 23 8 4198.76 3523.92 124,763 1247.6 $1,124 <br /> Aug31 21 10 4198.76 3523.92 123,413 1234.1 $1,112 <br /> Sep 30 22 8 4198.76 3523.92 120,564 1205.6 $1,086 <br /> Oct 31 23 8 4198.76 3523.92 124,763 1247.6 $1,124 <br /> Nov 30 20 10 4198.76 3523.92 119,214 1192.1 $1,074 <br /> Dec 31 23 8 4198.76 3523.92 124,763 1 1247.6 $1,124 <br /> Total 365 261 0• 14623.7 $13,177 <br /> Once the energy and water usage were determined, the different types of solar HW <br /> systems were looked at, such as open type with freeze protection valve and closed type <br /> with glycol and a heat exchanger. This started with estimating the number of days per <br /> year that the outside air temperature is at, or below, 45 degrees, which represents a <br /> potential freezing hazard. <br /> Proprietary&Confidential 4 Modeling <br /> FPL. <br />