Dungs 229854 Spring 4 Blue 4-12" W.C.

The Dungs 229854 Spring #4, Blue (Standard), 4-12" W.C., 10-30 mbar is for the FRS 712/715/515/5040, FRNG 515/5040.

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.