JESSP Ratgeber

Winter ventilation explained: continuous operation, humidity, fan speeds, dry air, filters and when to seek help for icing or faults.

Compare bathroom extract fans and decentralized heat recovery ventilation: airflow paths, replacement air and planning for internal or external-wall bathrooms.

Understand G3 and F7, model compatibility and how to choose the correct filter for your ventilation unit.

CO₂ or humidity? Find the right ventilation control for bedrooms, living rooms, home offices, bathrooms and basements.

Make eight key ventilation decisions before the interior fit-out to coordinate units, wall openings, electrics and maintenance.

Your ventilation handles everyday air exchange. Open windows can help with exceptional moisture, odours or summer night cooling.

Avoid nine installation mistakes: choose the unit before drilling, check the wall and plan accessories, pairing and maintenance access.

Choose the right app and control system, set up your JESSP units and avoid common pairing mistakes.

Coordinate airflow, wall openings, power and controls before retrofitting decentralised ventilation in an existing home.