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Old 02-20-10, 08:28 AM   #6
Daox
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Quote:
Originally Posted by Heynow999 View Post
I have compared the two different types of heat exchangers, external flat plate VS internal coil. I know that on my system they glycol will only drop about 4C after it goes through the heat exchanger. I have two thermometers on the pump station. A friend of mine has an external heat exchanger and he sees a huge drop in temperature when the glcoy goes through it. I don't remember any numbers and I know this is not scientific evidence but I remember being really surprised when he told me the numbers
It sounds like his heat exchanger is just better sized for his application. I think I might try what Ryland suggested and run them in parallel. That way you don't need to buy a gigantic external exchanger.
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