A medium aluminium trickle vent designed to allow small amounts of ventilation in spaces required to be naturally ventilated when major elements of the design - windows, doors, etc., are otherwise closed.
This product is easy to fit, suitable for many construction types and does not compromise on security.
Ideal for night ventilation and has a very user friendly operation.
Designed to be used with a grill and a canopy.
Supplied without fixing screws.