Fast drainage: large pipe diameter design, no matter how fast the water can be discharged, no ponding, clean and PVC gasket: resistance, aging resistance, long-term use, not easy to leak This appealable thickened drain pipe can be used as a closing proof sewer pipe fitting, good for clean water Note: Please measure the size of your own water outlet connector before purchasing, so as not to it from being installed and used with sufficient materials, aging resistance, resistance and good water tightness