The damage has spread beyond the door frame into the surrounding structure of your house. How can I repair it? How to Fix Door Trim Chewed by Dog – Do It yourself. Honestly, a competent trim carpenter should be brought in to fix this. Deconstruct a cardboard box larger than the hole. This owner was being conscientious in painting the trim around her doors and windows. Learn how to repair interior woodwork and trim with this expert how-to guide, which covers natural ‘drying’ oils, wax, polyurethane and varnish. When your wood trim has deep nicks or scratches there is a way to repair them. To repair rotted door frame, first remove rotted wood with a 5-in-1 or other sharp tool. Sand away any paint drips or bumps to achieve a good fit. The mold has visibly spread through the door jamb, causing it to bend or crumble. A good tip is to spray the repaired wooden door trim with vinegar once the paint has dried as it will be less appealing for pets to chew on. (Rot-infested framing or mudsills pose a much bigger problem.) Juljana Dalic October 28, 2019. Tips For Painting Wooden Exterior Trim With these simple steps on how to fix door trim chewed by a dog it will be hard to stay mad at your furry friend for long. It takes paint well and won't rot. If there is such caulking, it's wise to slide a sharp utility knife along the seam to make a clean cut through the caulk down the full length of the trim before prying. All of the items you will need are readily available at virtually any hardware store, and many items can be found in a tool box or a work shop. Prepare damaged wood sections by removing any damaged wood. Repairing scratches, cracks, dings, and similar problems with wood trim and other woodwork is easy in most cases. Caulking applied to the seam between the door trim and the sheetrock can tear the paper on the sheetrock when prying the trim off. Use a chisel or coarse sandpaper to slightly bevel the perimeter of the area. Unfortunately the problem was due to improper flashing during construction of the house, made worse by the first homeowner not focusing on home maintenance for a brand new house as this situation required repair rotted wood door bottom. There is nothing really complex here and anyone with some DIY experience will be able to tackle this job and be successful. Cracks, dents and holes in door frames not only mar the look of the frames, they also can harbor moisture and insects. Her house was only 5 years old. It appears another element has been pulled from the wall, and there is a trim piece missing, or paint missing, from the end of the horizontal trim above the door. Use a polyester filler to rebuild rotted or damaged wood. Once you’ve determined the damage can be repaired, you need to clear out all of the rotted wood and damaged material. How to Repair Rotten Door Jambs and Brick Mold (video) Tips for Cutting Moldings (article) Tips for Finishing Trim Molding (video) Installing Plastic Molding and Trim on Your Home (video) How to Replace Worn Weatherstripping Around Doors (video) VIDEO TRANSCRIPT Exterior wood moldings are often the victims of water damage. For best results, the mold should extend beyond the damaged section and engage with the undamaged trim on either side of the repair. There should be enough room around the damage to keep the door strong. Fortunately, rotted trim is generally easy to repair. Exterior trim is the most vulnerable to attack by rot fungi, and it doesn't have to be very old; the trim shown here was installed only 10 years ago. Use scissors or knife and slit open the bottom. But before you can fix it, you have to find it. You can mold and shape it to match the original wood profile. Measure the width of the door and the length of the area you want to cover.