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Thread: allowable temperature variations
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02-26-2008, 01:27 PM #1
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allowable temperature variations
Anyone know what is tolerable/allowable temperature variations between rooms (variance from thermastat) (industry standard? Can't seem to find any data on this.
Much obliged
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02-26-2008, 01:36 PM #2
Per ACCA Manual B, 2°F is ideal. 4°F is maximum acceptable.
Merry Christmas

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02-26-2008, 02:01 PM #3
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manual b?
am searching for manual b on the internet and not much luck ...
know where i might find it?
many thanks,
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02-26-2008, 02:03 PM #4
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02-26-2008, 02:13 PM #5
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Does the ACCA standard make allowances for the building shell? Even a pretty mediocre HVAC system can keep a home even if the home is built like a thermos. Conversely, the best HVAC will have a hard time keeping things even in really old homes that are built like outhouses.


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