Dungs 229904 Spring 4 Blue 4-12" W.C.

The Dungs 229904 Spring #4, Blue (Standard), 4-12" W.C., 10-30 mbar is for the FRS 5125, FRNG 5125.

Dungs Gas Regulators have various outlet pressure spring selections (outlet pressure values are for horizontal pipe mounting). The output pressure is controlled by the force of the adjustable spring. By exchanging springs, other output pressures can be attained. Subtract 1" W.C. when mounted vertically. If questions, please do not hesitate to call us.