Product Description
. . . . . Siemens 257-02037 1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 1.6Cv. Siemens. Siemens. 257-02037.
. . . . . Siemens 257-02037 1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 1.6Cv. Siemens. Siemens. 257-02037.