Prehung Exterior Door Threshold Has Gap Between Concrete Floor

Residential adjustable height thresholds ensure a tight seal for beneath the door gaps despite uneven door bottoms and sub sill level changes.

Prehung exterior door threshold has gap between concrete floor.

The new threshold should have a similar profile to your old threshold and be 1 to 2 inches longer than the length of the doorway so that you can cut it for an exact fit. The concrete floor was very crooked so after installation there is about a 1 2 gap at one end under the sill plate that was attached to the door. There is a 1 5 inch gap between the threshold and the bottom of the wooden door. While these measurements would appear to make sense they can create a major problem.

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. It fits tightly between wall studs and under the jambs and casing so it has to be cut before it can be removed. Savannah clear 6 lite rhis mahogany stained wood prehung front door with double 12 in. But a gap of 1 5 inches seems excessive.

Most exterior thresholds also have a sill beneath them. I shimmed it during installation to get it all square but now i would like to fill in that area and remove the shims. Measure between the outside edges of the door casing. The sill is beveled on one side to drain water away from the house.

I ve just paid a series of professionals to measure order install and paint a pre hung exterior door. The installer told me the shoe would cover the gap. Length is custom cut to size. Most entry door frames have a piece of lumber below the door and combined with the metal threshold will raise the base of the door.

Sidelites model m6410 123012 ct 4irh 15. Available in aluminum mill finish and three anodized finishes. The solid wood base has an all aluminum exterior for superior stability and long lasting reliability. Carefully measure the doorway for the new threshold.

If the threshold is rotted the sill probably is too. I recently installed a new metal exterior door between my garage and basement. In the case of a home that has floor joists and a sub floor the rough in opening will be measured from the top of the sub floor.