Low noise flat nozzle, G 1/4 ET, Safety nozzle general applications, nickel-plated brass, Length 100.0 mm, Nozzle width 21.5 mm
If correctly designed, these noise-reducing nozzles guarantee a lower noise level than conventional one-hole types with an identical blowing force.

They are usually fitted with a noise-reducing plastic insert and they are recommended by the German BGIA (Institute for Occupational Safety and Health).