Humidity controlled air inlet which allows an airflow of between 1.6 litres per second to 12.5 litres per second depending on the humidity level of the room
125mm steel sleeve which has acoustic foam to reduce outside noise
Suitable to be used with MEV or dMEV mechanical ventilation systems
Can be used in bedrooms as part of a natural ventilation system to reduce outside noise
Comes with an UV resistant external grille which is lined with acoustic foam
Not recommended for the replacement of permanently open vents for fuel burning appliances
For exposed locations you have the option of the cowl for existing grilles