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<DIV><FONT face=Arial size=2>Greetings-</FONT></DIV>
<DIV><FONT face=Arial size=2>I am preplxed by a dramtic increase in heating load
for my building- 35000 sq ft two story office.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Base case equipment is Packaged Single Zone DX,
fixed outside air (15%). Base board perimeter radiators to
heat.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>The Propsed Case is Packaged Multizone with HW
heat. I added economizers, and kept the same baseboard.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT><FONT face=Arial size=2><BR>The base case
condtion used 183 MMBTU/year.</DIV>
<DIV>The revised model consumes 3338 MMBTU/year.</DIV>
<DIV> </DIV>
<DIV>Space temperatures looked slightly different, but with in 2F-5F</DIV>
<DIV> </DIV>
<DIV>Any thoughts? All things are identical expect the RTUs. I have
checked everything I could think off.</DIV>
<DIV> </DIV>
<DIV>Regards,</DIV>
<DIV>W. Peter Anderson, P.E<BR>JP Engineering<BR>41 Mechanic Street<BR>Windsor,
CT 06095<BR>Ph: 860/688-5223<BR>Fax: 860/688-5269</FONT></DIV></BODY></HTML>