Blauberg 4-Room Silent Heat Transfer Kit - 200MM Blauberg Iso-Mix Exhaust Fan | 1035 M3/HQuietly and efficiently deliver warmth from a single heated room into four separate areas with the Blauberg 4 Room Silent Heat Transfer Kit. Featuring the ultra quiet, high performance Blauberg Iso Mix 200MM Exhaust Fan, this system is ideal for homes that value comfort and silence in equal measure. With a maximum airflow of 1035 m3 h and integrated acoustic insulation, the Iso Mix fan ensures strong heat transfer without disruptive noise. This kit is