It may not be in your #vernacular just yet, but a ‘Window Mullion’ is the #aluminium that holds your window to its frame! And they’re super easy to update – here’s how. Tools and materials: 180-grit sand paper Butchers paper Dust mask Epoxy enamel spray paint Heavy duty cleaning wipes Painter's tape Plastic drop sheets Rags Scissors Toothbrush Find detailed instructions on https://www.bunnings.com.au/diy-advice/indoor/bedroom/how-to-update-window-mullions