Ubbink 160mm Sound Attenuator 0.5m 990 323 538 Wall mounting frame for the

Wall mounting frame for the HRV Cool Plus unit suitable for load bearing walls - can be installed with washing machine underneath

Adjustable Overrun Timer: Max

Ideal for ventilating a bathroom and WC located next to each other

The HX-1080 is a heavy-duty

Ubbink 160mm Sound Attenuator 0.5m 990 323 538 Wall mounting frame for theIndoor 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 distribution system, including the