Fire hose nozzle, Firefighting, fire nozzle,nozzel,firefighting lance,fire safety,fire alarm Technical ParameterConnector Nominal Diameter: 2"(50mm),2.5" (65mm)Rated flow: 5 for 2",7.5 for 2.5"Flow Allowable variatio:±0.8%Jetting Range:≥25 straight through and ≥12.5 spray fog for 2",:≥30 straight through and ≥15.0 spray fog for 2.5"OEM service is also done.