Ubbink Sound Attenuator 180mm Diameter, Length 1000mm 471 502 016 3 Filters G3 Genuine (Bypass

3 Filters G3 Genuine (Bypass units)

The Falmec Lumina Wall NRS® features Falmec’s innovative noise reduction technology

HRV10M Q Plus

125mm connection

Probe filter (pre installed) can be easily checked and replaced

Ubbink Sound Attenuator 180mm Diameter, Length 1000mm 471 502 016 3 Filters G3 Genuine (BypassUbbinks 180mm Sound Attenuator Indoor sound is potentially a greater source of noise hindrance than outdoor sound as the insulation in buildings is improved. Mechanical ventilation units make sound, which may be experienced as noise hindrance, as they displace the air through the air distribution system. They emit sound by vibration and through the casing and the air distribution system. Sound is also generated as air travels through the air