8.4.7 is the section for CMSA sprinklers. Therefore 8.4.7.2.1 is only applying to sections with CMSA sprinklers. Is that what you are looking for??

On 8/2/2010 2:21 PM, Brian Harris wrote:
Had a discussion here at he office today about whether galvanize pipe was
required on pre-action&  dry pipe systems.... I see that 8.4.7.2.1 in the
code book says that all steel pipe has to be internally galvanized but in
the handbook it elaborates a little more and says that requirement is only
for large drop sprinklers. Where did this "extra" tidbit of information in
the handbook come from?


Brian Harris






Design Engineer



First Defense Fire Protection
11957 Ramah Church Road
Huntersville NC 28078




[email protected]
www.firstdefensefire.com<outbind://80/www.firstdefensefire.com>



Ph: 704.948.3506
Fax: 704.948.3507




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