Will I be able to keep my existing window trim when I install shutters? Absolutely! There’s almost never a reason to take out or alter your existing window trim when installing new plantation shutters. Natural Ovation wood shutters and patented Polywood shutters can be customized with a variety of frame styles to fit easily into your existing window trim. If your windows have no trim, we also have frame styles available to install directly onto the wall around your window to secure your beautiful new shutters to your window opening.Your shutter installation crew will measure each of your home’s windows during your free in-home consultation to ensure that your window trim is beautifully complemented by the frame of your new window treatment.