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<P align=center><FONT color=#555555><STRONG>Westech Solar Collector General Specifications</STRONG></FONT></P></TD></TR>
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<TD width="35%" bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Manifold Casing Material</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>Aluminium </FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Frame Material</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>1.5mm 301 Stainless Steel</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Header Pipe Material</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>99.93% pure Copper &amp; lead free 45% silver brazing</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Insulation</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>Compressed&nbsp;Rock Wool - K = 0.044W/mK</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Sealing Material</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>EPDM</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Optimal installation angle</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>20-70<SUP>o </SUP>Vertical, -5<SUP>o</SUP> to +5<SUP>o</SUP> Horizontal</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>Maximum Operating Pressure</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>8bar - 116psi</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><FONT color=#555555 size=2>flow range</FONT></SPAN></TD>
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<DIV class=style3 align=center><FONT color=#555555 size=2>132-264 l/h</FONT></DIV></TD></TR>
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<TD bgColor=#ccffff><SPAN class=style3><A href="showinfo.asp?id=63&amp;Bigclass=Technical%20Info&amp;SmallClass=Efficiency%20Calculations"><FONT color=#555555 size=2>Performance Data</FONT></A><FONT color=#555555 size=2> ( SPF)</FONT></SPAN></TD>
<TD bgColor=#ccffcc><IMG alt="" src="http://www.westechsolar.com/UploadFiles/20081028141616369.jpg" onload="javascript:if(this.width>740)this.width=740" border=undefined></TD></TR></TBODY></TABLE></DIV>
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<DIV align=center><IMG alt="" src="UploadFiles/2008101615113961.jpg" onload="javascript:if(this.width>740)this.width=740" border=undefined></DIV>
<DIV align=left><BR>1. Length and width do not include the inlet and outlet which protrude from either the rear or ends of the manifold. <BR>2. Absorber area calculated as: D x L x N where:<BR>.....D = diameter of the absorber tube, in this case 0.05m<BR>.....L = exposed length of tube: For 1.8m tubes this is 1.7m<BR>.....N = number of tubes (10,15,18 20, 22,24,30)<BR>.....Eg. 0.05 x 1.7 x 10 = 0.85m<SUP>2</SUP> absorber area (1m<SUP>2</SUP> = 10.76ft<SUP>2</SUP>) <BR>3. Calculated simply as overall length (including frame) x overall width. <BR>4.&nbsp;&nbsp;SP Models are named as follows:<BR>SP-(Port Location)(Tube Type)(Manifold Casing Material) - (Tube Number).<BR>Port Location: R = Rear,&nbsp;S = Side.</DIV>
<DIV align=left>Tube Type:58/1800=Evacuated heat pipe vacuum tubes.</DIV>
<DIV align=left>Manifold Casing Material:A=aluminum alloy shell.<BR>Tube Number:&nbsp; 10,15,18,20, 22,24,30.<BR>Eg. SP-S58/1800A-20 =&nbsp;side port with 20 evacuated vacuum tube, aluminum alloy shell.</DIV>
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