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Linear Duct Mounted Grille

Linear Duct Mounted Grille Spiral duct mounted grilles are designed to fit directly to circular spiral duct without needing special take-off. When using to supply air, the angled hit and miss sliding damper acts as an air deflector as well as a damper. Spiral duct mounted grilles are suitable for supply and extract airflows from spiral round air ducts. They are suitable for applications such as offices, shopping centres and any location that is using exposed ductwork. Main Features: Available for both supply and extract airflow Suitable for round air ducts Available in a large range of sizes 32mm frame Electrostatic powder coating We can also supply spiral duct mounted grilles to your required size and colour Colour The standard stock colour is anodised aluminium but are also available in RAL 9010 and 9016 Depending on quantity ordered it is also possible to have the Duct grilles in any RAL colour Material: Up to Ø250mm size is manufactured from extruded aluminium Installation: Cut hole out of duct with nibbler or saw and screw to round air duct