AL fire fighting water divider for water system 1. size of landing valve:1", 1-1/2", 2-1/2" 2. material: ... ferreules* fire fighting equipment parts: fire extinguisher valve, fire valve, watergun, hydrant valve, nozzle, water sprinkle. and any other fire fighting equipment partsSales ... fire fighting water divider for water systemSize of water divider:1", 1-1/2", 2-1/2"Inlet of landing valve: NST1-1 ...