Airing grille cut-out diameter 45,5mm IP32. range: ClimaSys – product name: ClimaSys CA – range compatibility: Thalassa PLM, Thalassa PLS, Thalassa TBS – product or component type: plastic ventilation louvre – accessory / separate part category: thermal management accessory – accessory / separate part destination: ClimaSys ventilation system – fixing mode: clipped.