HX7、HXF7带接管(阻火)单呼阀

HX4、HXF4带呼出接管(阻火)呼吸阀

HX2、HXF2带双接管(阻火)呼吸阀

HX3、HXF3带吸入接管(阻火)呼吸阀

HXF6防爆阻火单吸阀

HXF5防爆阻火单呼阀

FZT-1防爆阻火通气罩

HXF-JAV夹套保温(阻火)呼吸阀

GFQ-II、GFQ-2全天候呼吸阀

GFQ-I全天候快开呼吸阀

HXF-88全天候快开式呼吸阀

GYXB压力排放阀、GYXC紧急泄放人孔盖