燃气过滤器，燃气调压阀）
德国DUNGS冬斯燃气过滤器/燃气调压阀：

 GF505/1 GF507/1 GF510/1 GF515/1
GF4020/1 GF40040/3 GF40050/3 GF40065/3
GF520/1 GF4005/1 GF4007/1 GF4010/1
GF40080/3 GF400100/3 GF40125 GF40150
FRS503 FRS505 FRS507 FRS510
FRS5080 FRS5100 FRS5125 FRS5150
FRS515 FRS520 FRS5040 FRS5050
FRS5065 GF4015/1 GF40200
意大利giuliani anello贵龙燃气过滤器/燃气调压阀： 
FSDR15/CE FSDR20/CE FSDR25/CE FSDR32/CE
STR80D/CE STR100D/CE FS1B32 FS1B40
FSDR40/CE FSDR50/CE FSDR65/CE FSDR80/CE
FS1B50 FS1B65 FS1B80 ST1B65
STR65D/CE ST1B80 ST1B100
70602/CE 70604/CE 70603/CE 70631/CE
70660F/CE 70609/CE 70608/CE 70612/CE
70604/6b 70603/6b 70631/6b 70611/CE