how to replace an exterior door threshold plate on concrete

If necessary, undercut the doorstops and door jambs to fit the threshold. It was a bit tough to remove, but not too bad, and I knew that it would have lasted many years. Drive the provided screws at each hole and into the corresponding anchor. 2. Most exterior thresholds … 10. In this case, several readers have written to tell us that this article was helpful to them, earning it our reader-approved status. Still more repair work to do to the door frame/trim. By using our site, you agree to our. Ordinarily a threshold doesn't wear out before the door system does, so it's rare that a person would try and remove it without replacing the door. How do I repair it? Remove the screws holding the metal threshold in place. ", https://www.thisiscarpentry.com/2012/10/12/repairing-rotten-door-entry/, https://www.bhg.com/home-improvement/door/door-repair/how-to-replace-a-door-sill-and-threshold/, https://www.thisoldhouse.com/how-to/how-to-replace-threshold, https://www.lowes.com/projects/repair-and-maintain/replace-a-wooden-sill/project, https://www.aconcordcarpenter.com/how-to-replace-door-sill-rot.html, consider supporting our work with a contribution to wikiHow. . Set up a power drill with a 3/16-inch carbide drill bit. Click ''enlarge this image'' to view illustration labels. Carefully measure the doorway for the new threshold, as you would for an exterior threshold, detailed in Step 2. Repeat the first three steps in the first section to remove the rotted threshold and any residual sealant from the concrete. An exterior threshold takes a lot of abuse from foot traffic and weather—and it can only withstand so much. At one property, I put in a threshold with a new sub-sill just like I did on this new door installation and had to remove it three years later after the owner decided to replace the entire door. If your threshold is in rough shape, replace it. Almost like a kick plate. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. How to Replace a Door Threshold in 9 Steps Step 1: Know the Parts That Make Up the Exterior Door Threshold . Sills come in all shapes and sizes; your door may not close properly if you use a different sort. Refit the rubber seal into the channel on the threshold. A threshold is a strip across the bottom of a door opening that seals it when the door is closed, so cold (or hot) air does not seep in under the door. Apply a uniform layer of exterior silicone sealant on the surface of the concrete. If they are rotting, purchase new ones cut to the same measurements as the sill and install them at the same time. Open the exterior door fully. Prehung exterior doors have five main parts: the two side jambs, the top jamb header, the door slab itself and the threshold, or base plate. Replacing a threshold with a new aluminum one is fairly simple. Before you begin removing the threshold, clear it carefully by removing the hinges from it, and then checking for screws or nails that keep the threshold to the floor. Slide the replacement threshold into place in the door opening between the side door jambs. They also serve to seal the bottom of the frame to keep moisture from wicking up into the frame, causing rot. Gap between bottom of exterior door threshold and concrete fix. Remove the threshold. Door thresholds come in a variety of materials, such as wood, marble and metal, and make the transition from doorway to floor smooth and easy. The water is seeping under the threshold, and not very much of it. It helps to keep the elements out and provides a seal, as well as a place to step as you enter the home. Always make sure you replace the sill with one of the same size and shape, including thickness. Pictures are very clear and helpful from start to finish! If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Drive a 3-inch stainless steel screw at each hole in the wood and into the corresponding concrete anchor below. I did not find an unmodified thinset at Lowes in the Laticrete brand. install aluminum door threshold on concrete. Push the sticks or scraps tight to the jambs where you'll be cutting the old sill out, and then just draw a line across both sticks or scraps. Square the mark with a builder's square. If interior---use PL premium---drilling holes into the concrete and pounding in wood dowels will allow you to use regular wood screws---but I would not use that for an exterior install--water will eventually soften the wood plugs. Is this an exterior threshold? Then, use a variable speed screwdriver to unscrew the old door sill. Drive a new 3/16-by-1-inch concrete anchor into each of the holes with a hammer. Close. ... How To Install An Exterior Door Threshold On A Concrete … How do you know how to measure for a door sill pan? References It’s one of the best seals … I do thresholds over concrete all the time. The installer used rapid-set cement to replace it and form a lip out onto the outside brick landing. Lift the threshold out and drill 1 1/2-inch deep holes at each drill tip mark on the concrete. Wooden thresholds often come in standard lengths that can be trimmed to size on site. You will also need to remove the lower wheel rail, which should be unscrewed carefully and then placed to one side. Make sure the upper ends of each anchor are even with the surface of the concrete. Apply a uniform bead of exterior silicone sealant along both edges at the underside of the threshold. "I've done a lot of home and renovation carpentry over the years. That threshold is part of the entire door system. In 35 years, he's gained expertise in all phases of residential construction, retrofit and remodeling. Written by: Paul Massey. Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives. Remove any residual sealant from the surface of the concrete with a steel putty knife. Beneath some thresholds is a portion of the door frame known as the sub sill. 9. That concrete cracked when the tenaciously-adhered threshold of the old door was pried up. Remove the rubber weatherstripping from the threshold, if applicable, to expose the screw holes in the threshold. These thresholds wear out over time, because of foot traffic and exposure to the weather. ", "The reminder to look at and inspect toe kick and be careful not to set the saw too deep.". Sand threshold, then finish with an exterior paint or stain and topcoat that contains a ultra-violet protector. In most cases, replacing a rotted threshold takes a relatively short time. Close the door, then tap shims between door bottom and top of threshold; leave shims in place until the sealant cures. If the only problem is that the rubber seal no longer provides a tight seal on the door, you may be able to replace the rubber seal, rather than replacing the entire threshold. Get it as soon as Thu, Dec 10. Cut the rotten door sill into pieces using an oscillating tool or circular saw. Measure the width of the door opening between the inside faces of the door jambs. Cut it all out and then replace the plastic and wood combination with a piece of plastic baseboard. Right now I am trying to figure out the best way to fill a gap between the bottom of the threshold and the concrete slab of an exterior door. This means the job is confined to the threshold unit. Make sure you inspect the toe kick and casings as you replace the threshold. I used Liquid Nails on that threshold too. You can easily hand mound a drier cement mix, or you can even sort of stamp a rectangular shape with a homemade wood mold that you force down and squeeze out any excess cement. Although the jambs that frame the opening connect to the sole plate, there is and was only concrete under the swinging area of the door. Cut the threshold with a circular saw or handsaw. Mark locations 3 inches from each end and at 8-inch intervals in between. This article has been viewed 249,363 times. Install a prehung exterior door how to replace a garage entry door dry ing how to replace an exterior door the family handyman how can i adjust for an uneven exterior door threshold home pan flashing for exterior wall openings building science. Concrete thresholds are often used for indoor and outdoor showers, as well as entry doors to rooms with stone or granite flooring. Deduct 1/8 inch for clearance to make it easier to slide the new threshold in place. but it's great to have someplace else to brain-pick and make a more thorough working plan, just to be sure of myself. For other situations, you can use 2 sticks or wood scraps. I have a garage door (walk in, not drive in) threshold problem that I hope someone can shed some light on. Drill through the threshold into the concrete with a masonry bit approximately every 8 to 10 inches. A threshold is the plate at the bottom of every modern exterior door that rests directly beneath the door when it is in its closed position. Select Page. The following pictures show the concrete subfloor and the rotten threshold. Use a … Place the threshold in the opening. Do this by squeezing the edges together at one end, then insert that end into the channel and release your grip. Include your email address to get a message when this question is answered. Position the aluminum threshold against the outer edges of the door jambs so the holes in the threshold are 1 inch either way of the existing concrete anchors. How to Remove & Replace an Aluminum Threshold. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/eb\/Replace-a-Door-Sill-Step-1.jpg\/v4-460px-Replace-a-Door-Sill-Step-1.jpg","bigUrl":"\/images\/thumb\/e\/eb\/Replace-a-Door-Sill-Step-1.jpg\/aid2034152-v4-728px-Replace-a-Door-Sill-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"