4 NST Fire Hydrant Swivel Pitot Diffuser 100Psi Liquid Filed Pressure Gauge

4″ NH / NST Fire Hydrant Swivel Diffuser with 4″ Dial 100Psi Liquid Filled Pressure Gauge. This 4″ or 4.5″ NST heavy duty Fabricated (Yellow) Swivel Diffuser is used to Flowtest as well as reduce the force of flowing water from fire hydrants or hose lines to control erosion and direct the flow pattern safely. […]

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