Ubbink 160mm Sound Attenuator 0.5m boot includes batteries

includes batteries

Bluetooth® handle: 88 g

Glow-in-the-Dark strip around led

The product also includes both a humidity sensor and a CO2 sesnor which automatically adjust the levels of ventilation according to moisture levels and level of occupancy

Ubbink 160mm Sound Attenuator 0.5m boot includes batteriesIndoor 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