Not only make the watercourse constantly sent trickling sluggishly being clean, but the toilet, and spills into the water system from debris around, the way open, begin smoothly.

• 不仅可以使上水道不断送来涓涓清流，还能使马桶、地漏等下水系统摆脱杂物缠绕，一路畅通，哗哗顺畅。