The ECO 3F flanged backflow preventers, which have a controllable reduced pressure zone, type BA EN1717, are approved in conformity with EN12729 and are manufactured inconformity with the quality requirements of EN ISO 9001 and in accordance with the most severe product norms.
Flanged back flow preventer with controllable reduced pressure zone
Visit the Hydravalve UK Ltd website for more information on Brandoni ECO3F Flanged Back Flow Preventer RPZ