B type 45 degree single be
B type 45 degree elbow
B type 90 degree single be
B type 90 degree elbow
Type B H vent tube
Type B P trap
B type S trap
Type B TY tee
B type TY cross
B type T tee
B type T four pass
B type Y (H) breathable tu
Contact: Rachel
Phone: + 86 13370171921
Tel: + 86 13370171921
Add: Changhong Road, Liangxiang Town, Fangshan District, Beijing