Hi Soapy, Unfortunately you can’t cut down vinyl shutters so you must either order them to the exact width required to fit inside your window frame, or mount them within a frame that mounts on the face of the interior moldings around the window. Happy Building, Coach Dave
Thank you for your interest in our products we have blocks for all types of siding applications including stone. Please call customer support at 800-521-8486 for the block that is right for you.
Thank you for your interest in our products. Please enter in part number 010140018001 into the search filed on HomeDepot.com and that will take you directly to the shutters you are looking for and pricing.