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| New automated plastic ball valves from Dwyer  Dwyer Instruments announced new Series PBV and 3PBV Ball Valves. The Series PBV and 3PBV Ball Valves are perfect for use in chemical, irrigation, pool/spa, and potable water applications. Units feature field selectable NPT or socket process connections. Ball valve incorporates reinforced TFE seats and EPDM seals for long life. The Series PBV is two-way and available in sizes ½" to 4", while Series 3PBV is three-way and available in sizes ½" to 2". Both series are constructed of PVC or CPVC for high chemical compatibility. Units come with choice of electric two position, electric modulating, or pneumatic actuators.Electric actuators are available in 120 VAC, 220 VAV, 24 VAC, 12 VDC or 24 VDC power and in an optional explosion-proof enclosure. write your comments about the article :: © 2006 Construction News :: home page |