Will I be able to keep my old window trim when I install shutters? Yes! There’s almost never a reason to get rid of or make alterations to your existing window trim when installing new plantation shutters. Natural Ovation wood shutters and premier Polywood shutters can be customized with a variety of frame styles to fit naturally into your current window trim. If your windows don’t have trim, you can choose a specific frame style to install directly onto the wall around your window to secure your gorgeous new shutters to your window opening.Your Sunburst Shutters installer will measure each of your house’s windows during your complimentary design consultation to make sure that your window trim is perfectly complemented by the frame of your new window treatment.