Ventilation grilles are used to cover the supply and exhaust points for ventilation systems, reducing back pressure build up. These systems faciliate efficient air distribution and they also protect against precipitation when installed outside.
These square grills are fixed at the outlet of the ventilation duct. The shutters can be easily changed by using the pull cord. The grill is fixed at the outlet of the ventilation duct preventing back drafts, unpleasant external smells and protect against precipitation. The grill consists of two sections: an inner frame and a surface panel. These can be separated for better access. They also cover up the screw fixing points.
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