Window vent F42 white

Trickle vent for surface mounting in window frame or casement. When delivered as an assembly, the vent comes with internal part and external drip nose with built-in insect net. A drilling template is available as an accessory to facilitate mounting. Internal vent part. The internal vent part comes with an infinitely adjustable shutter that is regulated by means of a control on the front of the vent. A basic flow restrictor is available as an accessory to the control to ensure a specific level of basic ventilation. The vents have a favourable distribution pattern in that they release the air upwards and downwards rather than straight into the room.