Domestic hot water system for heat pumps and condensing boilers up to 1200 kW

A unique and highly energy-efficient domestic hot water system, ensuring the lowest return temperature on the primary side and low energy consumption.

Designed for heat pumps and condensing boilers.

Available in 2 versions:

  1. Instantaneous - recommended with a primary storage tank
  2. Semi-instantaneous - to be combined with a secondary storage tank.

Aqua Efficiency

Video AquaEfficiency with heat pumps:

Video AquaEfficiency with condensing boilers:

Key benefits

Best boiler condensation thanks to low return temperature and unique primary flow rate controls

Pre-assembled, pre-mounted, pre-wired – ready to go

Robust and reliable low-scaling 3-port mixing valve solution

Remote communication with Building Management Systems (via ModBus)

Class A variable speed pump(s) on primary and secondary side


Domestic hot water supply for any collective building like apartement blocks, hotels, hospitals, schools and universities, leisure centres, nursery homes...


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