Adjusting cocks for precise adjustment of flow rates.

GEHV: for gas pe max. 1 bar,
for air pe max. 4 bar,
operated by hand wheel with adjusting scale, DIN-DVGW tested and registered.
GEH: for gas, pe max. 1 bar, tool-operated.
LEH: for air, pe max. 4 bar,
operated by hand wheel.
DN: 8 to 50,
connection: internal thread on both ends or internal/external thread.

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