Balancing valve, series PN16. manufactured with body on cast iron EN-GJL-250, bonnet on nodular cast iron EN-GJS-500-7, inner on brass, seal gasket on EPDM rubber, manual control handwheel with micrometric indicator, complete with fast plug pressure, flanged connnection UNI PN 16 (EN1092-2) Execution from ON 200 up to ON 300.