Choosing a French Door Threshold Replacement
Thresholds are required to fill in gaps that are uneven at the bottom of doors and offer all-season protection from bugs, draughts, and water. A lowered threshold also provides the safety of pushchairs and wheelchairs and also connects the interior and exterior spaces.
When you are advising your customers about their french door threshold options it is essential to be aware of the various options available.
Weathered
The threshold of an exterior door is an essential feature of any door system, offering protection from the elements and an effortless transition between outdoor and indoor space. When deciding on the threshold to be used with an external door system, it's important to find a balance between safety and aesthetics. In addition to being essential to keep the home dry thresholds also play an important role in ensuring the safety of the user. They help prevent tripping as well as limiting accessibility to those who have mobility issues. There are a variety of thresholds, so customers can choose the one that is suitable for their home.
A weathered threshold offers excellent weather protection for exterior doors. It also creates a solid barrier that keeps out water, wind, and draughts. This type of threshold can be set back into the floor leaving an upstand of 14mm, which reduces tripping hazards while leaving an effective seal against the elements. Weathered thresholds should be used for all doors that are external, as they offer greater weatherproofing than non-weathered options. The higher height of weathered thresholds can cause them to be unsuitable for certain users, especially those with wheelchairs and pushchairs/prams.
Unweathered thresholds tend to be smaller in height, and many just a few millimetres higher than the ground, meaning they are less likely to present any tripping risks. They also provide a smoother transition between outdoor and indoor spaces, helping to connect the two in a more open and connected way. Although replacement french door as a weatherproof option, they are perfect for homeowners who wish to enhance the appearance of their home without sacrificing protection or functionality.

Whether your french doors have an unweathered threshold or you're planning to replace them, a new threshold is a simple do-it-yourself project that can help smooth out the uneven gaps at the bottom of doors, and also protect against water ingress and drafts. The old threshold needs to be removed before a new one can be fitted to the existing sill. To remove the old sill, you need to place a flat bar between it and the subsill. Carefully lift the middle section. If the edges of the threshold have been nailed to the floor then use a hammer or chisel to separate them from the jambs. After the threshold has been removed, clean off any remaining mortar and sand the area until it has an even surface. It is recommended to squirt an expanding foam sealant under the threshold prior to installing it. This will help hold it in place and fill any air gaps.