Hayes 3 in. IPS Socket Fusion Adapter Heating Faces

3 in. IPS Non-Stick Socket faces for welding plastic pipes with heating iron. Each Size is sold in male and female pairs. 3 layers of Non-Stick Coating. A Non-Stick Socket faces is a block of heat conducting material that attaches to the heating tool and is dimensioned to melt the internal surface of the fitting socket and the external surface of the pipe.