Prehung Exterior Door Threshold Has Gap Between Concrete Floor

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.

Prehung exterior door threshold has gap between concrete floor. 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. If the threshold is rotted the sill probably is too. I ve just paid a series of professionals to measure order install and paint a pre hung exterior door. Best seller steves sons 64 in.

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. There is a 1 5 inch gap between the threshold and the bottom of the wooden door. I shimmed it during installation to get it all square but now i would like to fill in that area and remove the shims. Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives.

Measure between the outside edges of the door casing. Available in aluminum mill finish and three anodized finishes. It fits tightly between wall studs and under the jambs and casing so it has to be cut before it can be removed. Residential adjustable height thresholds ensure a tight seal for beneath the door gaps despite uneven door bottoms and sub sill level changes.

Sidelites model m6410 123012 ct 4irh 15. But a gap of 1 5 inches seems excessive. The solid wood base has an all aluminum exterior for superior stability and long lasting reliability. 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. Savannah clear 6 lite rhis mahogany stained wood prehung front door with double 12 in. The installer told me the shoe would cover the gap. Mark the new threshold based on your measurements.

I recently installed a new metal exterior door between my garage and basement. Length is custom cut to size. Most exterior thresholds also have a sill beneath them.