{"product_id":"siemens-257-02039-zone-valve-no-brass-1-2-in-npt","title":"Siemens 257-02039 - Zone Valve,NO,Brass,1\/2 in NPT","description":"\u003cp\u003eZone Valve, Actuator Control Pressure - Maximum 8 psi, Actuator Control Pressure - Minimum 3 psi, Actuator Return Action Spring Return, Actuator Type Pneumatic, Actuator Voltage Not Applicable, Application Convectors, Body Material Brass, Body Pattern Two-Way, Bypass Port Coefficient of Volume (Cv) Not Applicable, Close-Off Pressure 45 psi, Coefficient of Volume (Cv) 2.5, Fluid Temperature - Maximum 250 Degrees F, Fluid Temperature - Minimum 35 Degrees F, Gasket\/Plug Material Not Applicable\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":43253566177374,"sku":"257-02039","price":159.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z-t2IxlcpEx.jpg?v=1788380680","url":"https:\/\/nationalboilersupply.com\/products\/siemens-257-02039-zone-valve-no-brass-1-2-in-npt","provider":"National Boiler Supply","version":"1.0","type":"link"}