... , extinguisher valve: 1. Material: Brass 2. Type: Fire Hydrant 3. 10 years OEM experience 4. ISO9001:2000 Specifications:1. Product Name ... requests.3. Size: 3/16", 1/4", 5/16", 3/8", 3/4", 1/2”, 2”, etc, can be ... used in: water pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of ... to contact us for more information. Fire Hydrant Valve