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.
Starting at: €183.91
KRZ is used in circular ventilation ducts. The gravity shutters (grill) is fixed at the exhaust point of the ventilation duct. Preventing back drafts and unpleasant external odours. It protects against precipitation whether the gravity shutters are open or closed. It is installed in a vertical position and the shutters should be directed downwards. At diameter's 100/125 mm the use of a rectangular duct adapter is possible allowing flat ducting to be connected
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