For all flow rate ranges, matching all types of atomizers

With or without integrated volume regulator

With or without electrical pre-heater

Various actuating systems to control the shut-off needle

All types are “safety shut-off devices for combustion plants” according to and conform EN 264 when used in combination with original Fi atomizers or atomizer parts.

H     by oil, no external valves supplied
EH      by oil, with integrated solenoid valve
HA     by air,  no external valves supplied