... drainage pipe 2.Size:1.1/2" or 1.1/4" 3.Material:PVC 4.Application:For kitchen sink,bathromm basin drainage ... s demand6.Application:For kitchen sink,bathromm basin drainage,and other oulet connection.7.Addvantage: 1.corrugated ... , such as basin drainers, bathtub drainers,sink drainers,water tank fittings,WC connector , stamping parts,machining parts ... welcome potential buyers to contact us. drainage pipe