Foam Bladder Tank, Fire Fighting Equipment, Foam Concentrate Liquid manufacturer / supplier in China, offering Ground Outdoor Adjustable Pressure Fire Hydrant for Fire Protection, Dry Powder System-Movable or Fixed Dry Powder Extinguish System 500kg-3000kg, Stable Automatic Deluge Water Extinguishing System Rain Alarm Valve with Prices Deluge Pressure Reducing Valves and so on.