Residential Awning/Casement/Fixed Window (50mm frame) Residential Series | Series 516 Australians can’t get enough of the amazing value and performance of the Vantage® Residential Series aluminium awning windows.Opens out from the bottom for great ventilation and protection from unexpected showers. 50mm aluminium frame. Perfect for single or double glazing. A huge variety of performance-glass options to maximise energy efficiency. Can be supplied with a chain winder or fitted with stainless-steel stays and cam handles.