Plomberie

304/316 acier inoxydable BSP 1/4 "1/2" 3/4 "1" 1-1/4 "1-1/2 "2" clapet anti-retour horizontal à 304/316 acier inoxydable BSP 1/4 "1/2" 3/4 "1" 1-1/4 "1-1/2 "2" clapet anti-retour horizontal à 304/316 acier inoxydable BSP 1/4 "1/2" 3/4 "1" 1-1/4 "1-1/2 "2" clapet anti-retour horizontal à