As an innovative ventilation specialist, RENSON® has the objective to turn each home into a healthy and comfortable living environment. The Endura® Delta - a demand-driven ventilation system with integrated heat exchanger - allows you to control the system through Smartphone or Tablet. You will also receive feedback on the systems operation and about the air quality in your home. With the Endura® Delta app, you can: - Fast and intuitive control of the system and navigation through the various m