NON RETURN VALVE – Art 477: Brass non return valve with non detachable stainless steel stariner, PN10rastelli2022-11-16T13:09:17+00:00 Project Description NON RETURN VALVE – Art 4773/4″ – 2″ Brass foot valve with non-detachable stainless steel strainer download technical data sheet Art Ø PN 477020 3/4″ 10 – 108 477025 1″ 10 – 90 477032 1″1/4 10 – 36 477040 1″1/2 10 – 36 477050 2″ 10 – 12