Piston Venturi Check Valves - M16 | Brandoni Brandoni Valves Venturi Check Valves - M16 | Brandoni The Venturi Check Valves - M16 by Brandoni are flanged PN 10/16 cast iron valves designed for efficient fluid control in water distribution, treatment, and various industrial applications. These valves feature a hydro-dynamic profile that minimizes head losses, enhancing performance. They are versatile in installation, suitable for vertical, horizontal,... View