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Pressure Loss per Floor

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NJ1

NJ1

Mechanical
Joined
Feb 9, 2010
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381
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I can not remember how much pressure you loose in a multiple floor building. I think it is 3-4 psi per floor up to the roof. I just cant find it in the nfpa standards. Any help
 
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.433 p.s.i. per foot of elevation change.

If we all agreed, we would be Communists.- Me.
 
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Oh yeah. I knew I was close about numbers but I screwed up on decimals.
Thanks guys
 
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