Smart ventilation systems

Mobile app control

Control your ventilation system at any time—manually or conveniently via the app.

Innovative technology from JESSP

JESSP combines modern ventilation technology with efficient design for fresh air, greater comfort and smart everyday control.

Efficient heat recovery up to 97%

Integrated heat recovery reduces energy loss and uses existing heat efficiently—for fresh air with minimal energy consumption.

Quiet air. Better wellbeing.

When even your pet can relax, the indoor climate is right. Our ventilation quietly and reliably provides fresh, clean air in the background.

A home where you can breathe freely.

Good air is more than comfort—it creates calm and wellbeing. Our systems automatically maintain a healthy indoor climate.

FAQ

Frequently asked questions

How long does delivery take?

Orders placed before 2:00 pm are processed the same day. Delivery within Germany usually takes 2–4 business days.

What warranty does the product include?

All JESSP products include a 5-year manufacturer's warranty. Contact our support team if you experience a defect or problem.

Is shipping free?

Yes. We offer free shipping on orders over €100 and free returns within Germany. Returns are accepted within 30 days.

What is your return policy?

We offer 30-day returns for unused products in their original packaging.

Why is the red indicator light on the JESSP Eco Smart DZ illuminated?

The red indicator means the filter timer has expired. Clean or replace the filter, then reset the timer using the remote control. See the user manual for detailed instructions.