Njikọ electrofusion Electrofusion ebelata Electrofusion hà tee Electrofusion okpu Butt fusion flange Butt fusion tee Electrofusion ogologo saddle Electrofusion saddle Electrofusion saddle Electrofusion ikiaka Electrofusion ikiaka EF flange Igwe nyocha mgbapụta mgbapụta Wepụ ngwá ọrụ Ihe na-ewepụ bead Tube jide PE ọkpọkọ cutter Wepụ ngwá ọrụ PE pipe ngwá ọrụ PE ọkpọkọ cutter