Tank in the tank, 2 heat exchangers: one in the buffer tank, one in the DHW tank.

Features:
– Capacity: 300–1000 liters
– Heat exchanger(s) in the inner and outer tank
– Removable PU foam insulation above 500 liters
– Corrosion-protected on the outside with paint
– Internal storage enameled
– Max. operating pressure: 3 bar / DHW 6 bar