Intended use

The outside air opening air outlet is used for the ventilation of flats, single-family homes and blocks of flats, offices, new buildings and also for renovation work. The air outlet is only intended for domestic use and similar purposes. Any other or additional use shall be deemed improper.

Only use outside air opening:

• as a supply air component in centralised or decentralised domestic ventilation units.
• for the supply air intake in living rooms or bedrooms.
• in exterior walls.
• with the air outlet open (in normal operation).
• if the internal shutter is closed when the outside air contains pollutants (e.g. if there is a smell of burning).