Valvola di non ritorno F.F.

Cod. Ref. F L L1 Ch Conf.
E9001901 481 1/8 35 9 13 10
E9001902 481 1/4 43 10 17 10
E9001904 481 3/8 50 10 20 10
E9001905 481 1/2 65 10 25 5