The Thermex H 15 O pro is a compact electric storage water heater designed for vertical installation, making it a practical choice for placement either above or below a sink. With a 15-liter capacity and a 1500 W heating element, it can warm the water to a maximum temperature of 75 °C in approximately 31 minutes. To ensure durability and hygiene, the internal tank features a bio-porcelain and glass coating. The device is managed via a mechanical control system and includes indicator lights to let you know when the power is on and when the heating process is active. Its white and silver exterior houses a system capable of withstanding a maximum pressure of 8 bar, weighing between 8.5 and 9.5 kg. Depending on the source, the unit stands 38 to 41 cm high, with a width of 38 cm and a depth of 34 cm, providing a steady water supply through an inferior delivery outlet.