Application: Decentralised ventilation with heat recovery for rooms with external walls. Suitable for the ventilation and extraction of flats and small commercial properties. The sets can be used for living areas of approximately 100 square metres.

Comfort features: Optimum room climate thanks to high humidity recovery. Intensive ventilation with low noise emission (sound pressure level only 26.3 dB(A) at volume flow 22 m³/h) is possible. No running marks on the façade due to clever design. No odour nuisance from outside thanks to a lockable inner cover.

Energy saving: Savings of up to 93% on heating energy costs due to high heat recovery.

Healthy: High air quality and long service life of the fan thanks to the use of two filters per fan. Ideal for allergy sufferers with optional fine dust and pollen filters.

Installation and cleaning: Particularly easy hygienic cleaning due to the aluminium surface of the heat exchanger.

Scope of delivery: STIEBEL ELTRON 4x decentralised ventilation unit LWE 40, control set with control panel, operating and installation instructions.