specifications : 1) 1 .5'' tube 2) pvc p trap . Yuyao GROSY Sanitary Ware Co., Ltd , specializes in manufacture of the toilet-bathingequipment series,including middle-high basin drainers series , sink drainersseries , bathtub drainers series , floor drainers ,hose series ,etc . located in the economically developed Ningbo with an integral whole covering theproduct-development,mould-making,plastic ...