美国力高 RegO LV5503C4 -3/4″ 调压器             

-可调范围：228-330mmW.C                            

-流量：32kg/h                                                     

材质：                                                                   

-阀体：铝合金                                                       

-弹簧：钢制品                                                      

-外壳：铝合金                                                       

-美国UL认证　             

 {余先生 13927452320 }