This 25mm x 1" MDPE Male Adapter is designed for use with MDPE (Medium Density Polyethylene) pipe, connecting 25mm pipe to 1" fittings. It performs well under pressure, making it suitable for underground cold water systems. The adapter features easy connection and disconnection, with a high impact-resistant nut and body that withstands thermal and mechanical stress. It has a PN16 rating, meaning a pressure rating of 16 bar. The safety factor is 3. It can operate at 20°C @ 16 bar, 45°C @ 10.8 bar, and 70°C @ 3.4 bar. The product complies with standards UNI 9561-9562, UNI EN 712-713-715, UNI ISO 7/1, ISO 14236, and UNI 2233. This pack contains 1 coupling. It is impact resistant.