... -1/2",2",2-1/2",3",4" 2)Inner and out lining : rubber, PVC and TPU 3)WP: 13-30bar Supply durable ... Terylene silk ,both inside and outside lined with Synthetic Nitrile Rubber,PVC or imported TPU. For covered with reinforcing rib.2 ... -permeable, abrasion proof, corrosion resistance ,ozone and ultraviolet radiation resistance .3) application : fire fighting car, high official building , mining , water ...