Quote:
Originally Posted by mlincoln
He temped the the return air which measured 62 degrees the supply in the attic measured 65 to 68 and out of the vents he says it measured 72-79 depending upon room and duct length to that room.
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65-68 in the attic and 72-79 at the register ?????......that's a huge swing, these ducts in the attic are they insulated, there shouldn't be a swing of anywhere near 10 F from duct to register.