.2 in water column is what is stated in NFPA 20.  2007-11.3.2.3.2


Craig L. Prahl, CET   
Fire Protection 
CH2MHILL
Lockwood Greene
1500 International Drive
Spartanburg, SCĀ  29304-0491
Direct - 864.599.4102
Fax - 864.599.8439
CH2MHILL Extension  74102
[email protected]



-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Todd Williams
Sent: Friday, March 02, 2012 8:09 AM
To: [email protected]
Subject: diesel pump louver

I need to size a louver for a diesel pump house. I have the CFM required, but 
I'm not sure about the velocity. Any thoughts?

Todd G. Williams, PE
Fire Protection Design/Consulting
Stonington, CT
860.535.2080
www.fpdc.com

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