but the FDC on a sprinkler system is SUPPLEMENTAL and you don't have to meet the system demand.

Since one has to also calc the system demand from the FDC, has anyone looked at the maximum flow they can get through a single 2-way FDC and still meet their design demand?

Roland

On Feb 1, 2012, at 7:52 AM, Steve Leyton wrote:

As do a few on the left side. It's common to see demand-based requirements for both standpipe and sprinkler systems. How many ESFR systems are out there with 2-way FDC's? If system demand is 1,600gpm ...

SL

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