Get the world leader in your house - The novus 300DC heat recovery unit.

93% passive house certified heat recovery rate (worldwide the highest value)
0.23 Wh/m3 electric efficiency (worldwide lowest power consumption)
21 dB(A) sound pressure level (acc. to DIN EN ISO 3744, distance 3m, 200m3/h)
100% Summer bypass,
programmed functionality,
easy filter changes,
reliable