Zinc Plated Gas Threaded Transitions MDPE or HDPE; Female Butt Fusion Threaded (Stainless and Carbon) Grooved Butt Fusion Transitions; Female Flare Brass Butt Fusion Transitions; Hdpe Butt Fusion x PVC Transitions; Butt Fusion Lateral Wyes; Butt Fusion Ball Valves; Hdpe Check Valves; Black Hdpe Socket Fusion. Socket Fusion uplings; Socket