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Measure the length, width, and thickness of the old threshold, and have a replacement with a similar profile on hand. It should be an inch or two longer than the distance between the door casing’s outside edges so you can trim it for an exact fit later on.
The fix involves adding a new ¾-inch-thick oak threshold on top of the old one (to cover the exposed edge of the new flooring), trimming the door slightly, and installing a new door sweep that will make a tight seal when the door is closed while clearing the rug.
These steps show how to remove a door threshold from an exterior door. Cut the old threshold with a back saw or a reciprocating saw. To cut a metal threshold, use tin snips and a saw equipped with a metal-cutting blade. Be careful not to accidentally saw into the flooring.
For standard and wide door frames, choose an interior door threshold in pre-stained wood to match perfectly with your carpet, tile or hardwood flooring. Or smooth the transition between two different types of flooring. Find Wood door thresholds at Lowe's today.
In this video, Ask This Old House carpenter Nathan Gilbert shows how to close the gap caused by a new floor in an older home with a new threshold. ...more
- 7 min
- 230.5K
- This Old House
The M-D adjustable aluminum and hardwood threshold features an adjustable riser to seal uneven gaps underneath your door. This product protects the home against drafts, moisture, dust and insects. The threshold can be used with a new door or to replace an existing threshold.
Steps for installing a new threshold. Remove old threshold from doorway using hammer and reciprocating saw. Use reciprocating saw to cut the nails securing toekick; remove toekick. Test-fit new threshold in doorway. Build up toekick and subfloor with pressure-treated lumber; re-install toekick.
