Brass Fire Hydrant, extinguisher valve: 1. Material: Brass 2. Type: Fire Hydrant 3. 10 years ... -free, or according to your requests.3. Size: 3/16", 1/4", 5/16", 3/8", 3/4", 1/2”, 2”, etc ... are mainly used in: water pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial ... feel free to contact us for more information. Fire Hydrant Valve