1 ISO9001:2008,SGS 2 Resistance suction,vacuum 3 soft 4 durable,non-toxic 5 beautiful outlook ... : pvc and steel wire.2 it is used for conveying water, oil,gas under normal working condition in the factories,farm ... "1922501"2530501-1/4"3238401-1/2"3844402"505840 PVC water pump suction hose