Reason for amendment is to update the NAICS to 333998.from 922160 to 334290. (1) Active Extinguishing System contained across two interconnected racks. -Reason for amendment is to 1. change the PSC, 2. change the quantity from 2 to 1. The unit will contain 1 main controller and 1 slave that is signaled by the main when to extinguish, so its 1 each in the system, 3, updated Response Date