Difficulty: Easy You need this easy DIY window upgrade in your life! Adding trim around your window instantly elevates the space and makes a room feel pulled so much more high end. Plus, window casings make windows look bigger, which you know I’m ALL about. Supplies • (4) 1x4x8 MDF (dependent on your window size) • Brad nails • Wood filler • Caulk • Paint • Sanding block • Measuring tape • Safety glasses Tools • Level • Miter saw (or hand saw & miter block) • Nail gun • Circular saw & rip guide • Mallet • Crow bar • Utility knife