Flow limiting unit for water nozzle for fire-fighting, irrigation or cleaning, has cylindrical body, whose upper part is connected to deflector and projection, and washer laminator diameter is provided in upper part of nozzle

摘要

The flow limiting unit has a cylindrical body (1), whose upper part is connected to a deflector (3) and a projection (6). A washer laminator diameter is provided in the inner diameter of the upper part of nozzle (4). Rectangular grooves (7) are also provided in the cylindrical body.