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model features
name ：equalizing valve
model no.：ap series
model no.：ap series
overview：
this equalizing valve can be used as a zero valve according to different gas circuit connection.
feature：
wide flow range;
precise control under small flow range ensures accurate air-fuel ratio;
this calve ensures energy-saving combustion.
precise control under small flow range ensures accurate air-fuel ratio;
this calve ensures energy-saving combustion.