Deehp supplies Couplings, Siamese, Water Divider, Flange, Elbow and other solutions for different Fire Department Connection. Qruck’s precision forging process ensures the high strength and long durability; the precision machining ensures smooth coupling; T6 heat treatment enhances the strength of the product; the hard oxidation ensures good abrasion resistance and corrosion resistance; and excellent performance rubber seals ensure high-pressure holding capability.