funny mugs for coworkers birthday-Sanremo Copper Angle Fitting

Small copper elbow, 9.5 mm inner diameter on the large end, 6 mm I.D. x 8 O.D. on the small end for the barbed anti-siphon on the "YOU" model.

A small section of 5 x 10 mm silicone is placed on the valve and this elbow is then pressed on.