Decentralised self-regulating heat recovery unit, high efficiency and performance, for room-by-room applications such as classrooms, day nurseries, offices, shops, etc. Monobloc and compact unit, fully visible or recessed under false ceiling via an included a patented mounting frame. Access from below to all components, including filter change. All internal components are factory mounted and programmed according to the selected configuration. It's our PLUG&PLAY - SET& FORGET™ concept! Aluminium counterflow heat exchanger with over 90% efficiency (EN308), compliant with ErP Directive 2009/125/EC. Air filtration and temperature management for optimal comfort and IAQ.