Thread: Two Thermostats to control one Central Air System
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Old 01-08-09, 11:39 AM
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Jay11J Jay11J is offline
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Quote:
Originally Posted by joe1234 View Post
I have 8 inches of insulation on the attic
That's not enough. With that, you got about R-25 up there, and R-40 to R-44 is suggested in northern states. (around 12 to 14") as high as R-60 (19")
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