Air as a heat source, this is the most uncomplicated way of providing warmth for a house. The EcoTouch Ai1 Air by Waterkotte perfects this technology with a super silent outdoor unit, an elegant main unit in top quality and an intuitive control with the large format touch display. Featuring a COP value of up to 3.9, the EcoTouch is top also in performance. Details such as the legionella safety switch round up the high tech package. The whole device is hidden in a thought-through and well-designed case which can be positioned everywhere thanks to its relatively small size.