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  1. 669Sprink

    Fire Pump Suction Issues

    I have a ESFR system that requires 1370 gpm from the pump. The supply is 73 static and 44 residual. Pleanty of water to make this happen. Problem is, the municipality wants to keep the supply line at 20 psi or greater. This only gives us 1320 gpm. They are suggesting we put a valve in to limit...

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