Stainless steel buffer tanks with a capacity of 60L by OSO HOTWATER has the function of hydraulic coupling and hydraulic balancing of the entire central heating system with a heat pump. Protection of the required minimum flow rate in the central heating system with heat pump protection against the so-called clocking of the heat pump. Securing the heat pump with the necessary amount of heat needed for defrost mode. Cool storage function in the case of heating-cooling heat pumps (if the heat pump in the summer period goes into the DHW tank heating mode, cooling can be simultaneously carried out by unloading it). NANOPUR insulation - leading in its class. Installation very easy standing or hanging thanks to the included brackets.