Mark the floor where the transition strip is to be located, taking care to allow for any required expansion space as specified by the flooring manufacturer. Then insert masonry anchors into those hole and screw the screws down throught he threshold. Drive a 2 ½ -by-1/4 inch concrete screw into each hole. Installation: Lay threshold molding in place to determine a proper fit. If there are concrete screws in the original back them out with a drill to remove the threshold. 4. Do not force it. Thresholds are as important as the door unit itself is. If you are installing the threshold on concrete, as we are here, you’ll need a masonry drill bit and masonry screws to secure it in place. Remove the screws from the rotted threshold with a large flat-tip screwdriver. Drill to a depth of 1/8 inch to mark the location. The transition butts to the threshold and there's a gap under the trim to allow the flooring to expand and contract. The screws were sitting perfectly in its countersink, snug and tight. What Drill Bit For Concrete “The special sauce of the concrete is the steel fibers mixed in with the concrete … Door and Window Essentials: Black and Decker, 1997, Concrete Screws: Installation Instructions. GRK makes their Caliburn concrete screw in kind of a brass … The house had an old threshold that had to be replaced. Try using E600 glue. If the garage will still be used to store vehicles, smooth the transition between the raised flooring surface and the outside driveway by installing threshold strips of the appropriate size. 2. Test the fit of the new threshold. Using a masonry bit, drill pilot holes at the location for screw-fasteners. None of the screws were loose. Attach New Threshold to Floor: Screw the new threshold to the floor. Insert the tip of a wood chisel between the seam of the threshold and concrete. And if you really want to prevent any possible water damage to the structure, self-sealing membrane. Build up toekick and subfloor with pressure-treated lumber; re-install toekick. It comes in waterproof. If it is gray and chalky, you have a concrete sub-floor. There are several options although all will involve drilling to the concrete under the threshold. So what are your options to close the gap? Apply a 1/4-inch bead of flooring or construction adhesive along the center of the expansion joint. The holes … With a 3/16-inch rotary mason's bit, drill into the concrete underneath each screw hole in the threshold. Look at the dust in holes left by the old nails or screws. This is the tricky part. concrete image by Empath from Fotolia.com. The concrete settled after the initial installation, and as the concrete began to settle, the door began to sag, thus creating a gap. Whether you are installing a new threshold as part of a new door frame or replacing a worn or damaged threshold to restore the doorway, when you are attaching a threshold to a concrete floor, following a standard procedure will ensure a lasting connection to the floor surface. A jigsaw or reciprocating saw is the best way to cut a metal threshold. Make needed adjustments until you have a snug fit. He has published a novel and stage plays with SEEDS studio. Remove the loosened threshold and use it as a template to cut the new threshold to length. Apply bead of tri-polymer caulk to joint between finished floor and new threshold. If it is sawdust, you have a wood-based sub-floor. The pattern varies from door to door. Tap the threshold into place using a rubber mallet or hammer and wood block to avoid damage to the threshold. A typical 6 transition project costs $604.74, with a range of $478.72 to $730.77. Install new threshold, then tap shims underneath. He is a voice, acting and film teacher. The previous owner put the really old style tiles on top of concrete. GRK makes their Caliburn concrete screw in kind of a brass color. The most effective option is to repair your concrete. Examine the floor where the old threshold was pulled up to determine if you are installing onto a concrete sub-floor or a plywood or other wood-based floor. The threshold was 1" plus, in height. They also serve to seal the bottom of the frame to keep moisture from wicking up into the frame, causing rot. Remember to note whether the threshold is over a concrete floor or a wooden one. Re: Securing aluminum thresholds in concrete. Then lay down a good self-healing membrane pan (or install a pvc pan). Drill a pilot hole in each location you marked in the last step using the same mason's bit. When installing thresholds on concrete an extra step is added to provide pilot holes for the necessary concrete screws. Floating floors are an easy, mess-free way to install new flooring without necessarily having to remove the existing flooring. 6. Drive On In 24 Hours Easy to clean. Mark the ends of the new threshold using the original as a pattern. He also teaches stage craft and lectures on playwriting for Oklahoma Christian University. Blow the dust from the holes for a proper fit. Non-porous. Mark pilot holes for the concrete screws. Remove the original threshold. Installing a threshold is usually a simple matter of driving screws down through the provided holes into the threshold into the sill plate or wooden sill. 3. Drill a pilot hole in each location you marked in the last step using the same mason's bit. Concrete Tapcons would work, the only drawback is they are blue in color and probably would need to be painted. Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives. Step 2 Apply a 1/4-inch-wide line of construction adhesive to the bottom of the transition strip where it will rest on the concrete. Attach a floor joist to a concrete block wall→. Set the threshold back in place. The threshold molding should overlap the flooring by 1/2" to 3/4" leaving the balance for expansion. Door thresholds keep water out. Installing a Hardwood Threshold Molding with Floating Floors . How to install a pre hung exterior door tos diy installing a pre hung exterior door you installing a door threshold on concrete slab home improvement how to remove and replace a threshold the home depot pan flashing for exterior wall openings building science how to replace a garage entry door dry ing. Test-fit new threshold in doorway. Start at one end and pry carefully to avoid chipping the concrete. Scenario: When installing a laminate floor on top of old tile on top of concrete basement floor. If your new threshold does not require screws or you are installing it onto concrete slab, secure it with construction adhesive that is approved for use with both the threshold material and the floor surface material. #diycrew #hrvdiy #renovision Learn the secrets to install perfect transitions under the door on wood or concrete with this training video. In that case I might suggest using stainless steel screws to secure your threshold to eliminate any rusting down the road. Let’s start with the door … easy to install and cost very little. 5. To attach the threshold, nail into the subfloor behind the lip of the molding. The total price for labor and materials per transition is $100.79, coming in between $79.79 to $121.79. Remove all debris from the concrete slab. A fine-toothed blade on a circular saw works well for wooden thresholds. Concrete Tapcons would work, the only drawback is they are blue in color and probably would need to be painted. Most thresholds on concrete are nailed. That gap is then covered by a trim of some kind. Open the exterior door fully. Tap the threshold into place using a rubber mallet or hammer and wood block to avoid damage to … Shim the concrete with shingles or whatever, keeping the shims fairly close together. Taper the shingles toward the outside, too. 7. Smooth caulking with a dampened finger for a smooth finish. Work across the width of the door, tapping the pry bar under the threshold and levering up to loosen the nails. Tap the threshold into place using a rubber mallet or hammer and wood block to avoid damage to the threshold. Remove the loosened threshold and use it as a template to cut the new threshold to length. Do not over tighten. If the floor is concrete, use a carbide tipped masonry bit to drill holes for either masonry screws or plastic anchors. Over time … and allow it to dry. Remove the threshold. Prep floor for installing threshold by drilling holes into the concrete. 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