Can I keep my old window trim if I put in shutters? Absolutely! There’s almost never a reason to get rid of or alter your current window trim when you buy new plantation shutters. Natural Ovation wood shutters and premier Polywood shutters can be customized with a variety of frame styles to fit seamlessly into your current window trim. If your windows are trimless, we offer frame styles to install directly onto the drywall around your window to secure your beautiful new shutters to your window opening.Your installation crew will measure each of your individual windows during your free design consultation to make sure that your new shutters will fit gorgeously with your window trim.