LASCO 19-6321 Outlet Tee Push-In Fitting with 1/2-Inch Female Pipe Thread, 1/2-Inch Male Pipe Thread and 1/4-Inch OD Tube, Plastic Plastic push in fitting 1/2-inch female pipe x 1/2-inch male pipe x 1/4-inch OD tube outlet tee Screw onto angle stop to add a branch line for ice maker Good for use on PEX, poly, copper OD tubing Clean tubing, push in by hand