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Old 10-03-11, 09:50 AM   #2
vmike
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Join Date: Apr 2011
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I've used some of those where the two pipes are simply bonded together and wrapped in insulation like the one you show. I have one that looks just like yours except the entire coil is encased in a foam block. All of those I've autopsied after failure had the tubes bonded together.

mike
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