Plomberie

Clapet anti-retour vertical en acier inoxydable, 1/4 ", 3/8", 1/2 ", 3/4", 1 ", 2" BSP, filetage femelle, SS304 SION L, clapet anti-retour unidirectionnel, clapet anti-retour Clapet anti-retour vertical en acier inoxydable, 1/4 ", 3/8", 1/2 ", 3/4", 1 ", 2" BSP, filetage femelle, SS304 SION L, clapet anti-retour unidirectionnel, clapet anti-retour Clapet anti-retour vertical en acier inoxydable, 1/4 ", 3/8", 1/2 ", 3/4", 1 ", 2" BSP, filetage femelle, SS304 SION L, clapet anti-retour unidirectionnel, clapet anti-retour