Supplied as a set, which includes an electrofusion coupling or reducer. -Material: PE100, SDR 11 (ISO S5). -10 bar gas / 16 bar water (calculated for 20°C). -The electrofusion fitting’s resistance is integrated into the material. -Welding voltage: 40 V. -4 mm connectors. -Welding indicators with limited displacement. Installation must be performed by authorized personnel according to the installation instructions.