Water Hammer Arrestor: Eliminates knocking sounds inside water pipes during water flow. Plumbing Shock Absorber: Installs on pipeline to stabilize water pressure in daily use. Pipe Fitting: Matches standard pipe structures for easy assembly on water pipelines. Bathroom Sink Accessory: Works with sink pipelines to keep pipeline operation steady. Water Noise Reduction Component: Removes abnormal noise generated by running water., Manufacturer: lgyuan