Round Wall Grille suitable for 150mm round rigid duct, inspired by the ICON renowned front cover. Perfect for external mounting, this grille provides a hygienic and effective solution to exhaust air. The product comes in White and its external diameter is 235mm. The product can be used with Airflow 150mm pipe both flexible and round rigid. This can also be fitted to flat channel or rectangular ducting runs using a round to flat duct converter.