Will I be able to keep my old window trim if I install shutters? Absolutely! There’s almost never a reason to remove or do work on your old window trim when putting in new plantation shutters. Natural Ovation wood shutters and patented Polywood shutters can be customized with a variety of frame styles to fit seamlessly into your existing window trim. If your windows are trimless, we also have frame styles available to install right onto the drywall around your window to fix your beautiful new shutters to your window opening.Your shutter installer will measure each of your individual windows during your complimentary in-home consultation to ensure that your new shutters will fit gorgeously with your window trim.