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<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff size=2>Double
duct or multi zone system - constant volume.</FONT></SPAN></DIV>
<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff size=2>Change
three way valves to two way vales and add VFD to HW pump. Space heating load
goes up.</FONT></SPAN></DIV>
<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff size=2>WHY
???</FONT></SPAN></DIV>
<DIV><SPAN class=131323223-02062008><FONT face=Arial color=#0000ff
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=131323223-02062008></SPAN> </DIV>
<DIV><SPAN class=131323223-02062008>
<DIV align=left>
<DIV align=left><FONT color=#0000ff>John R. Aulbach, PE, CEM</FONT></DIV>
<DIV align=left><FONT face=Arial size=2><EM>Project Manager</EM></FONT></DIV>
<DIV align=left><FONT face=Arial size=2><FONT color=#0000ff>Nexant,
Inc</FONT>.</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>701 West Kimberly Ave., Suite
245</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Placentia, CA 92870-6342
USA</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Phone: 714-524-4402</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Fax: 714-524-4407</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>email: <A
title=mailto:jaulbach@nexant.com
href="mailto:jaulbach@nexant.com">jaulbach@nexant.com</A></FONT></DIV>
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