Ubbink 160mm Sound Attenuator 990 320 846 The Digital Vacuum Gauge is

The Digital Vacuum Gauge is suitable for field or laboratory use

Designed to provide essential ventilation and to save you money through its intelligent heat recovery facility

•    Supplied with compact flue gas probe with latching connector to ensure a reliable and robust connection

side entry MVHR unit that can recover up to 93% of

UPG) which is designed to filter the same particles but at a higher efficiency of > 60%

Ubbink 160mm Sound Attenuator 990 320 846 The Digital Vacuum Gauge isIndoor 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