Thread: Moly cooling
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  #18  
Old 08-04-2010, 04:53 PM
Jeff Thompson Jeff Thompson is offline
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If you increase the insulation from from 8" to 15", you've increased the surface area of the exterior of the furnace so much that like Eben says, it's conducting the heat away from the furnace. Under or over insulated in no good, it's the Goldie-locks syndrome.
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