KWL 250 W ET – Heat recovery unit – Helios

KWL 250 W ET – Heat recovery unit – Helios

Compact unit with heat recovery for the central supply and extract ventilation of residential units up to 190 m2. Perfectly prepared for modern communication and operation with the new Helios easy Controls 3.0 control system incl. integrated network connection. Equipped with EC fans for low energy consumption and highly efficient enthalpy heat exchangers for additional moisture recovery. Outside made of galvanised steel sheet in white, internal components made of highly thermal insulating EPP. The intake air connection can be installed on the left or right. Maintenance friendly access to all unit components through removeable front panels. Delivery state: Intake air on the right. Large cross counterflow heat exchanger made of plastic, heat recovery efficiency up to 90 %. Clean outdoor air supply via ISO Coarse 65% (G4) filter and2nd filter stage via optional ISO ePM1 50% (F7) or activated carbon filter. Extract air side equipped with an ISO Coarse 65%(G4) filter in front of the heat exchanger. Easy filter maintenance without opening the unit. Air flow rates up to approx. 250 m3/h