The water heater/cooler is connected downstream the ventilation unit, water heater's purpose is to increase the supply air temperature whereas water cooler decreases the temperature of the supply air.

Copper/aluminium with thick-walled copper pipes and pressed-on aluminium lamellas. It contains copper headers and connection sockets with an outer thread according to DIN to achieve small air resistance. Suitable for cold water systems, up to 1MPa (10bar).

Dimensions (packaged):