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Lc_shi
17-08-2005, 07:25 AM
Standard water coil circuiting include: quater\half\single\double etc. For quarter or half circuiting ,there should exist U curve which trap water it could lead freezing in winter. What the action for this issue?

http://www.usacoil.com/products/hvac/water.html

pls help me.


rgds
LC