Variable air/ gas ratio controls GIKH
Variable air/ gas ratio controls for maintaining a constant gas/ air pressure ratio of 4: 1 on systems with air pre-heating, GIKH for continuous control, GIKH..B for high/ low/ off control, EC type tested and certified.

DN: 25,
connection: thread or flange,
pe: max. 200 mbar,
� p: max. 100 mbar,
� pL: 0.15 to 30 mbar,
pG: 0.2 to 120 mbar.