BLV型平衡閥
BLV-BFD-10-L,BLV-BFD-35-L,040201,BLV-BFD-10/35-L型平衡閥
BLV-BFD-08,BLV-BFD-20,QY8C-091-5,BLV-BFD-08/20型平衡閥
BLV-DBFD-10-L,BLV-DBFD-35-L,040203,BLV-DSFD-10/35-L型雙向平衡閥
BLV-BFD-08-B,BLV-BFD-25-B,SQ1-121,BLV-DSFD-10/35-L型雙向平衡閥
BLV-MFD-15-L,BLV-MFD-35-L,BO-MFD100-B,BLV-MFD-15/35-L型平衡閥
BLV-BFD-15-L,BLV-BFD-35-L,BO-BFD100-B,BLV-BFD-15/35-L型平衡閥
BLV-MFD-15-L-A,BLV-MFD-35-L-A,PHY-H15L-8T,BLV-MFD-15/35-L-A型平衡閥