Siamese and suction,4 suction aan 21/2 instant suction both

We are ISO9001 manufacturer have UL approval for seven items products, please contact us

Ul alarm system include: Ul alarm valve, ul retard chamber, ul water motor gong, ul deluge valve

1/2 pt threat or 1/2 npt

All kinds of valve, jis style, american style, nakajima valve, ul valve 1-1/2&2-1/2

All kinds coupling: Machino coupling, american coupling, nipple by brass, bronze, AL.

We are so pleasure to introduce ourselves to you as a qualified fire fighting equipment manufacturer in china. We get the iso9002 approval in 1997 and seven product items got the ul approval. Our prod