How To Replace Exterior French Door Threshold

Preparing the new threshold.

How to replace exterior french door threshold. The door sill or threshold is the bottom portion of your exterior door frame. Measure the length width and thickness of the old threshold and have a replacement with a similar pro file on. Installing a french door threshold. Know the parts that make up the exterior door threshold.

The new threshold arrived in good shape with all the hardware included. How to install an aluminum threshold for an exterior door. Click enlarge this image to view illustration labels. Thresholds come in wood and metal both of which come with a rubber gasket for sealing out the cold.

If the threshold of an exterior door includes a wooden sill that has rotted it ll need to be replaced. It helps to keep the elements out and provides a seal as well as a place to step as you enter the home. First i measured the old threshold in place. The wooden part under the threshold is called the sill and it usually extends under the door jambs so it has to be cut out.

I had been unnecessarily worried about it after reading some of the amazon reviews. In this video i m installing an aluminum threshold for my new entry door. If your threshold is in rough shape replace it. These thresholds wear out over time because of foot traffic and exposure to the weather.

Carefully measure the doorway for the new threshold as you would for an exterior threshold detailed in step 2. Prep with replacement at the ready photo by reena bammi. The first step is to remove the rubber gasket the screws then the aluminum threshold. Mark the new threshold based on your measurements.

An exterior threshold takes a lot of abuse from foot traffic and weather and it can only withstand so much. Most exterior thresholds also have a sill beneath them. The door threshold plays a critical role in keeping your home airtight. If necessary undercut the doorstops and door jambs to fit the threshold.

This door leads into my. Replacing a door threshold can be a complicated business but this can be made even more complicated when the threshold in question supports french doors french doors are those which resemble large hinged shutters and can be folded open during summer and then pulled tightly closed in colder weather.