Function: Used with a fire hose rack assembly. Water pressure is controlled by adjustable flow restriction. If full flow is required, the restriction may be overridden.
Regularly Furnished: Cast brass valve with red handwheel with pressure restricting feature. Female NPT inlet and outlet. 175 PSI/12 bars rated. Furnished with field setting chart.
Model 4090 ............ 1½"/3.8cm Size 4095 ............ 2½"/6.4cm Size